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Which of the following is a hydrogen compound?

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Question: Which of the following is a hydrogen compound?

Options:

  1. H2O
  2. CO2
  3. NaCl
  4. O2

Correct Answer: H2O

Solution: 

Water (H2O) is a compound that contains hydrogen.

Which of the following is a hydrogen compound?

Practice Questions

Q1
Which of the following is a hydrogen compound?
  1. H2O
  2. CO2
  3. NaCl
  4. O2

Questions & Step-by-Step Solutions

Which of the following is a hydrogen compound?
  • Step 1: Understand what a hydrogen compound is. A hydrogen compound is a chemical substance that contains hydrogen atoms.
  • Step 2: Look at the options given in the question. Identify which of them contains hydrogen.
  • Step 3: Check the chemical formula of each option. For example, water is represented as H2O.
  • Step 4: Confirm that H2O has hydrogen in its formula. It has 2 hydrogen atoms and 1 oxygen atom.
  • Step 5: Conclude that since water (H2O) contains hydrogen, it is a hydrogen compound.
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