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Questions and Answers
What happens when hydrogen reacts with oxygen?
What happens when hydrogen reacts with oxygen?
- It forms a brown gas
- It forms water with a pop sound and pale blue flame (correct)
- It forms hydrogen peroxide
- It forms a white solid
Which statement is true about the solubility of hydrogen?
Which statement is true about the solubility of hydrogen?
- It is only soluble in organic solvents
- It is completely insoluble in any liquid
- It is highly soluble in water
- Its solubility is very low (correct)
What is the term used for fresh hydrogen formed at the time of generation?
What is the term used for fresh hydrogen formed at the time of generation?
- Nascent hydrogen (correct)
- Primary hydrogen
- Free hydrogen
- Active hydrogen
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