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Chemical Reactions and Equations — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceChemical Reactions and Equations2 Marks
Question
Complete the missing components/ variables given as x and y in the following reaction.$\text{CaCO}_3\text{(s})\xrightarrow{\text{x}}\text{CaO(s)}+\text{CO}_2\text{(g)}$
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Answer

$\text{CaCO}_3\text{(s})\xrightarrow{\text{heat}}\text{CaO(s)}+\text{CO}_2\text{(g)}$'x' is 'heat'.

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