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When the solution of substance X is added to a solution of potassium iodide, then a yellow solid separates out from the solution. (a) What do you think substance X is likely to be ? (b) Name the substance which the yellow solid consists of. (c) Which characteristic of chemical reactions is illustrated by this example ? (d) Write a balance chemical equation for the reaction which takes place. Mention the physical states of all the reactants adn products involved in the chemical equatio. |
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Answer» When the solution of substance X is added to a solution of potassium iodide, then a yellow solid separates out from the solution. (a) What do you think substance X is likely to be ? (b) Name the substance which the yellow solid consists of. (c) Which characteristic of chemical reactions is illustrated by this example ? |
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