Write the number of C and H atoms in a molecule of the following:
(a) Methane (b) Propane (c) Pentane (d) Decane

Explanation

To solve the question of determining the number of carbon (C) and hydrogen (H) atoms in the molecules of methane, propane, pentane, and decane, we can follow these steps:

### Step-by-Step Solution:

1. **Methane (CH₄)**:
- The molecular formula of methane is CH₄.
- This indicates that there is **1 carbon atom** and **4 hydrogen atoms**.
- **Answer**: C = 1, H = 4
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