Give a chemical equation for change in colour, temperature, state and evolution of gas.
Answers
Answered by
4
I) Evolution of gas--- Reaction between zinc and dilute sulphuric acid
ii) Change in color--- Reaction between citric acid and purple colored potassium permanganate solution gives colourless solution.
iii) Formation of precipitate--- Reaction between potassium iodide and lead nitrate forms a yellow precipitate of lead iodide.
iv) Change in temperature: Reaction between zinc granules and dliute hydrochloric acid.
v) Change in state: Combustion of candle wax is characterized by a change in state from solid to liquid and gas.
plz plz mark me......!!!
ii) Change in color--- Reaction between citric acid and purple colored potassium permanganate solution gives colourless solution.
iii) Formation of precipitate--- Reaction between potassium iodide and lead nitrate forms a yellow precipitate of lead iodide.
iv) Change in temperature: Reaction between zinc granules and dliute hydrochloric acid.
v) Change in state: Combustion of candle wax is characterized by a change in state from solid to liquid and gas.
plz plz mark me......!!!
Similar questions