The process of oxidation and reduction according to the traditional conceptKeywords (English): oxidation – reduction – electron loss – electron gain – redox reactions

Keywords: pH – Litmus paper – Solutions – Acidic – Basic

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......

Keywords: Old truck – Rust – Corrosion – Torque – Forces – Equilibrium

Keywords: Lemon battery – Chemical reaction – Electrodes – Voltage – Electricity

Investigation of the process of electrolysis of waterelectrolysis of water – oxygen – hydrogen – electric current

Keywords: Specific heat – Thermal energy – Mass – Temperature

Keywords: Chromatography – Separation – Colors – Adsorption – Analysis