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Give a chemical equation for change in colour, temperature, state and evolution of gas. |
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Answer» ution of gas--- Reaction between zinc and dilute sulphuric acidii) 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......!!! |
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