Single Answer MCQ
Q-00004352
Which of the following is a covalent molecule that contains only carbon and hydrogen?
1
Ethanol
2
Methane
3
Acetic acid
4
Sodium bicarbonate
Answer and Solution
Answer
B. Methane
Solution:
Methane (CH₄) is the covalent molecule consisting only of carbon and hydrogen. Ethanol and acetic acid contain oxygen, and sodium bicarbonate contains sodium.
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