Question
Give one example of a combination reaction which is also endothermic.
✓
Answer
Nitrogen burns in air to form nitric oxide.
$\text{N}_2(\text{g})\ +\ \text{O}_2(\text{g})\xrightarrow{\ \ \ \ \ \ \ \ \ \ \ }\text{2NO}(\text{g})$
Heat is absorbed during this reaction.
$\text{N}_2(\text{g})\ +\ \text{O}_2(\text{g})\xrightarrow{\ \ \ \ \ \ \ \ \ \ \ }\text{2NO}(\text{g})$
Heat is absorbed during this reaction.
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