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Grade elev.... inFirst seme... | Chemistry
Unit one: chemical reactions. Lesson one: chemical reactions.
Seventh Gr.... inFirst Term | Science
Unit One: Chemical Reactions. Lesson Three: Chemical equation and chemical reaction.This experiment aims to understand the chemical reaction process by igniting a strip of magnesium in the air, as this experiment represents the reactants, the reaction condition and the reaction product.
First Grad.... inSecond Ter... | Science
Unit One: Chemical Reactions. Lesson Three: Chemical equation and chemical reaction.This experiment aims to understand the interactions of the compounds with other compounds
Grade elev.... inFirst seme... | Chemistry
Unit one: chemical reactions. Lesson one: chemical reactions.
Sixth Grad.... inFirst Term | Sciences
Unit one: chemical reactions. Lesson one: chemical reactions.
From grade.... inFirst & se... | Science
Unit one: chemical reactions. Lesson one: chemical reactions.
From grade.... inFirst & se... | Science
Unit one: chemical reactions. Lesson one: chemical reactions.
From grade.... inFirst & se... | Science
Unit one: chemical reactions. Lesson one: chemical reactions.
Grade elev.... inFirst seme... | Chemistry
The process of oxidation and reduction according to the traditional concept
Grade twel.... inFirst seme... | Chemistry
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Third grad.... inFirst Term | Chemistry
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Grade twel.... inFirst seme... | Chemistry
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Third grad.... inSecond ter... | Chemistry
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Grade twel.... inFirst seme... | Chemistry
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
First Grad.... inSecond Ter... | Science
The difference in the intensity of the reaction
Grade ten inFirst seme... | Chemistry
The goal of the experiment: This experiment aims to discover the interaction of nonmetals with oxygen in the air through combustion processes in the air experiment Tools: A piece of charcoal - a combustion spoon - an empty tester - a glass of water - sunflower dye Steps of the experiment: Heat the c......
Second gra.... inFirst Term | Science
The goal of the experiment This experiment aims to understand the properties of the interaction of metals with oxygen Tools Magnesium Tape - Tester filled with Oxygen - Water - Litmus Tincture Steps Heat the magnesium strip until it glows, then place it in the tester filled with oxygen Add an amoun......
Second gra.... inSecond ter... | Chemistry
Determination of specific heat
First grad.... inFirst Term | Integrated Sciences
Hydrometer Experiment to Measure Liquid Density
Second gra.... inSecond ter... | Chemistry
Purpose of experimentto learn about electrolyte solutionsToolsSodium chloride salt - dilute acetic acid - 2 beakers - distilled water - battery - electric lamp - 3 wires - glass legstepsPut 20 ml of distilled water into the first glass beaker, then add an appropriate amount of sodium chloride s......
Grade twel.... inFirst seme... | Chemistry
Purpose of experiment Preparation of oxygen gas in the laboratory Toolsglass beaker - two-hole cork stopper - glass spout funnel - glass delivery tube - basin - water - graduated flask - hydrogen peroxide solution (oxygen water) - manganese dioxide.StepsBring the glass basin and install th......
Second gra.... inSecond ter... | Chemistry
How can the reaction rate be increased?
Third grad.... inThird Seme... | Chemistry
Experiment purposeThomson's atom modelToolsDischarge tube - connecting wires - high voltage source - magnetSteps Turn on the electricity by pressing the button and then note the raysBring a magnet close to the discharge tube and note the effectConclusion ยท We......
Third grad.... inSecond ter... | biology
What substances can pass through a semipermeable membrane?
Third grad.... inSecond ter... | Chemistry
Compare the strengths of acids
Second gra.... inSecond ter... | Chemistry
What is equilibrium equality?
Second gra.... inSecond ter... | Chemistry
Comparison between the constants of solubility products.
Second gra.... inSecond ter... | Chemistry
purpose of experiment to learn about non-electrolyte solutionstools2 glass beaker - distilled water - sugar - ethyl alcohol - battery - electric lamp - 3 connecting wires - glass rod steps Put 20 ml of distilled water into the first glass beaker, then add an appropriate amount of sugar a......
First grad.... inFirst Term | Chemistry
purpose of experimentAcid & base TitrationToolsHolder - Burette - Graduated cylinder (25 ml) - Hydrochloric acid - Sodium hydroxide - Glass funnel - Methyl orange.steps Fix the burette on the holder, then place the glass funnel over the burette. Fill the burette with hydrochloric......
Grade seve.... inFirst seme... | Sciences
Purpose of experimentPreparation of carbon dioxide gas in the laboratorytoolsgraduated flask - glass beaker - cork stopper with two holes - glass funnelU-shaped glass tube - dilute hydrochloric acid - calcium carbonatesteps Place the candle in the middle of the lab bench.Light the candle by usi......
Third grad.... inFirst Term | Chemistry
purpose of experiment illustrate chemical indicators tools Hydrochloric acid โ sodium hydroxide โ orange methyl indicator โ litmus indicator โ bromothymol blue indicator โ 12 conical flask โ distilled water-Phenolphthalein indicator StepsPut 10 ml of the solution in front of you into each conical......
Second gra.... inSecond ter... | Chemistry
Objective of the experiment:Calculate the volume percentage of oxygen in the airExperiment tools:Glass basin - Graduated cylinder - Candle - Beaker with colored water - Lighter Experiment steps: - Place the candle inside the glass basin .- Pour the colored water into the glass basin .- Light the can......
Third grad.... inFirst seme... | biology
Detection of the chloride anionThis video shows how to do the experimenthttps://youtu.be/_2a2CeQxanw
Second gra.... inSecond ter... | Chemistry
Unit one: chemical reactions. Lesson one: chemical reactions.Please watch the video of the experiment by clicking here before starting it
First Grad.... inSecond Ter... | Science
Methods for measuring pHPlease watch the video of the experiment by clicking here before starting it
Third grad.... inFirst Term | Chemistry
Detection of iron 111 cationThis video shows how to do the experimenthttps://youtu.be/8lV8Y7aNVmA
First grad.... inFirst Term | Biology
Detection of monosaccharides and disaccharidesPlease watch the video of the experiment by clicking here before starting it
Third grad.... inFirst Term | Chemistry
Detection of thiosulfate Anion
Second gra.... inFirst Term | Science
Discovering the chemical properties of metals (reaction of metals with oxygen)objectiveUnderstanding the interaction of metals with oxygenToolsA strip of magnesium - Tester filled with oxygen- litmus- A glass of water- holderstepsApply the tester filled with oxygen in the middle of the deskHeat the......
First grad.... inFirst Term | Chemistry
The color of gold changes according to the size of the gold nanoparticles:Tools Samples of nanoparticles of gold (visible sample)A sample of gold minutes is small, its minutes are measured in macrosteps Bring the gold sample measured by the macro and display the flashlight on it and note what h......
Third grad.... inFirst Term | Chemistry
Please watch the video of the experiment by clicking here before starting it
Third grad.... inFirst Term | Chemistry
Detection of the nitrate anion
Third grad.... inFirst Term | Chemistry
Detection of an iron(II) cation
Third grad.... inFirst Term | Chemistry
Please watch the video of the experiment by clicking here before starting it
Third grad.... inFirst Term | Chemistry
Detection of the phosphate anion
Third grad.... inThird Seme... | Chemistry
Estimating the molar volume of a substance
First grad.... inThird Seme... | Chemistry
the goal:Explanation of how we can infer a chemical change has occurred.Materials and tools:Ammonia solution - Distilled water - Glass beaker - Universal indicator - Effervescent tablets.Steps:1- Put a quantity of distilled water in the glass.2- Add drops of ammonia solution into the water in the gl......
Third grad.... inThird Seme... | Chemistry
the goal:Measuring the change in temperature of a mass of water during a combustion reaction.Materials and tools:Candle - Small metal box - Large open-ended metal box - Steel wool - Balance - Pen - Stirring rod - ThermometerSteps:1. Light the candle and weigh the large container.2. Fill the containe......
Third grad.... inThird Seme... | Chemistry
the goal:Learning how to prepare ester.Materials and tools: Electric heater - Glass cup - Test tube - Salicylic acid - Methanol - Sulfuric acid - Cotton - SpoonSteps:1. Fill the glass with water and heat it on the electric heater to the mid-level temperature.2. Weigh 1.5 grams of salicylic acid......
Second gra.... inSecond Ter... | Chemistry
Detection of some elements using flame
First Grad.... inSecond Ter... | Science
Writing and weighing chemical equations
Second gra.... inFirst Term | Chemistry
the goal:The hydrogen atom discrete spectroscopyMaterials and tools:Hydrogen gas electrical discharge tube - triple glass prism - white screen - two vertical micro-slits opposite each other - metal rod - connecting wiresSteps:1-Connect the positive terminal of the voltage source to the base of the e......
Third grad.... inFirst Term | Chemistry
Detection of nitrite anionPlease watch the video of the experiment by clicking here before starting it
Third grad.... inFirst Term | Chemistry
Please watch the video of the experiment here before starting it
Third grad.... inFirst seme... | Chemistry
Measuring galvanic cell voltage
Third grad.... inSecond ter... | Sciences
the goal:Draw a conclusion about the Law of Conservation of Mass.Materials and tools:Wire crucible - Test tube - Balloon - Sensitive scale - Heater - Hot water bath - Test tube holder - Stopwatch - TissuesSteps:1. Place a piece of wire crucible in a medium-sized test tube.2. Attach the balloon nozzl......
Fourth Gra.... inFirst Term | Science
The goal of the experiment: Explain the difference of materials from each other in the ability of electrical conductivity Experience Tools: Battery - electric lamp - glass cup - acids, strengths, salts and sugar solution - wood - copper - steel nail - connecting wires Steps of the experiment:......
Twelfth gr.... inFirst Term | Chemistry
Unit One: Chemical Reactions.Lesson Two: chemical compounds.This experiment aims to learn how to distinguish between acid and alkali solutions in the laboratory through reagents and the red and blue litmus papers.
eleventh g.... inFirst Term | chemistry
The goal of the experiment: Explain the idea of work the Hofmann's voltameter Experiments Tools: Hofmann's voltameter apparatus- holder- acidified water with dilute sulphuric acid- battery โ glowing splint Steps of the experiment: The Observation & Conclusion:
Third grad.... inFirst seme... | biology
Objective of the experiment:fat detectionExperiment tools:Vegetable oil - Skimmed milk - Whole milk - Sudan III solution - Test tubesExperiment steps: - Put 2 ml of milk into test tubes.- Add 5 ml of water into a test tube and then put 2 ml of oil.- Add 10 drops of Sudan III solution to th......
First grad.... inThird Seme... | Chemistry
Effective use of a Bunsen burner
First grad.... inThird Seme... | Chemistry
the goal:To explain how to make soap at home.Materials and tools:Water sample 1 - Water sample 2 - Distilled water - Dropper - 3 test tubes with stoppers - Coloring pencil - Dishwashing liquid - Test tube rack.Steps:1- Take a quantity of distilled water and place it in test tube D, repeat the step w......
From grade.... inFirst & se... | Science
Substances differ from each other in terms of melting point
From grade.... inFirst & se... | Chemistry
Determine the formula of aqueous salts
Fourth Gra.... inFirst Seme... | Science
Detection of monosaccharides and disaccharides
Third grad.... inThird Seme... | Chemistry
the goal:Investigating flow velocity in different fluids.Materials and tools:Small balls - set of different fluids - graduated cylinder. Steps:1- Fill the graduated cylinder with water2- Drop a small glass ball into the graduated cylinder3- Using a stopwatch, measure the average time it takes f......
Third grad.... inThird Seme... | Chemistry
the goal:Determine the value of atmospheric pressure using a mercury barometer.Materials and tools:tube 90 cm - basin - mercury - glass plate - holderSteps:1) Fill the test tube and the glass bowl with mercury.2) Drop the test tube in the pelvis and note what happens. Note:The drop in the level......
Third grad.... inFirst seme... | Chemistry
Get to know a dilapidated (old) truck
Third grad.... inFirst seme... | Chemistry
How to Make a Lemon Battery?
Third grad.... inFirst seme... | Chemistry
What happens when iron reacts with copper sulphate (introductory experiment)
Third grad.... inFirst seme... | Chemistry
Investigation of factors affecting solubility
Second gra.... inSecond ter... | Chemistry
How does it work as a cold pack?
Second gra.... inSecond ter... | Chemistry
Shift in equilibrium position
Second gra.... inSecond Ter... | Chemistry
Preparation of nitrogen gas in the laboratory
Second gra.... inSecond Ter... | Chemistry
Preparation of nitrogen gas from chemical compounds
Second gra.... inSecond Ter... | Chemistry
Preparation of nitric acid in the laboratory.
Second gra.... inSecond Ter... | Chemistry
Nitrogen Gas Preparation Apparatus
First grad.... inThird Seme... | Chemistry
Developing observation skills
English
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Unit one: chemical reactions. Lesson one: chemical reactions.
Unit One: Chemical Reactions. Lesson Three: Chemical equation and chemical reaction.This experi......
Unit One: Chemical Reactions. Lesson Three: Chemical equation and chemical reaction.This experi......
Unit one: chemical reactions. Lesson one: chemical reactions.
Unit one: chemical reactions. Lesson one: chemical reactions.
Unit one: chemical reactions. Lesson one: chemical reactions.
Unit one: chemical reactions. Lesson one: chemical reactions.
Unit one: chemical reactions. Lesson one: chemical reactions.
The process of oxidation and reduction according to the traditional concept
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
Unit One: Chemical Reactions. Lesson two: the speed of chemical reactions.
The goal of the experiment: This experiment aims to discover the interaction of nonmetals with oxyge......
The goal of the experiment This experiment aims to understand the properties of the interaction of m......
Integrated Sciences
Hydrometer Experiment to Measure Liquid DensityHydrometer Experiment to Measure Liquid Density
Purpose of experimentto learn about electrolyte solutionsToolsSodium chloride salt - dilute ace......
Purpose of experiment Preparation of oxygen gas in the laboratory Toolsglass beaker - two-......
Experiment purposeThomson's atom modelToolsDischarge tube - connecting wires - high voltage source -......
What substances can pass through a semipermeable membrane?
Comparison between the constants of solubility products.
purpose of experiment to learn about non-electrolyte solutionstools2 glass beaker - distilled......
purpose of experimentAcid & base TitrationToolsHolder - Burette - Graduated cylinder (25 ml) - H......
Purpose of experimentPreparation of carbon dioxide gas in the laboratorytoolsgraduated flask - glass......
purpose of experiment illustrate chemical indicators tools Hydrochloric acid โ sodium hydroxide โ o......
Objective of the experiment:Calculate the volume percentage of oxygen in the airExperiment tools:Gla......
Detection of the chloride anionThis video shows how to do the experimenthttps://youtu.be/_2a2CeQxanw
Unit one: chemical reactions. Lesson one: chemical reactions.Please watch the video of the ex......
Methods for measuring pHPlease watch the video of the experiment by clicking here before starting it......
Detection of iron 111 cationThis video shows how to do the experimenthttps://youtu.be/8lV8Y7aNVmA
Detection of monosaccharides and disaccharidesPlease watch the video of the experiment by clicking h......
Discovering the chemical properties of metals (reaction of metals with oxygen)objectiveUnderstanding......
The color of gold changes according to the size of the gold nanoparticles:Tools Samples of nano......
Please watch the video of the experiment by clicking here before starting it
Please watch the video of the experiment by clicking here before starting it
the goal:Explanation of how we can infer a chemical change has occurred.Materials and tools:Ammonia......
the goal:Measuring the change in temperature of a mass of water during a combustion reaction.Materia......
the goal:Learning how to prepare ester.Materials and tools: Electric heater - Glass cup - Test......
the goal:The hydrogen atom discrete spectroscopyMaterials and tools:Hydrogen gas electrical discharg......
Detection of nitrite anionPlease watch the video of the experiment by clicking here before starting......
the goal:Draw a conclusion about the Law of Conservation of Mass.Materials and tools:Wire crucible -......
Science
The difference of materials from each other in electrical conductivityThe goal of the experiment: Explain the difference of materials from each other in the ability of el......
Unit One: Chemical Reactions.Lesson Two: chemical compounds.This experiment aims to learn how to dis......
chemistry
The Hofmann's voltameterThe goal of the experiment: Explain the idea of work the Hofmann's voltameter Experiments Tools: &nb......
Objective of the experiment:fat detectionExperiment tools:Vegetable oil - Skimmed milk - Whole milk......
the goal:To explain how to make soap at home.Materials and tools:Water sample 1 - Water sample 2 - D......
Substances differ from each other in terms of melting point
the goal:Investigating flow velocity in different fluids.Materials and tools:Small balls - set of di......
the goal:Determine the value of atmospheric pressure using a mercury barometer.Materials and tools:t......
What happens when iron reacts with copper sulphate (introductory experiment)
Preparation of nitrogen gas from chemical compounds
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