NDA General Science Chemistry Questions Part 1
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Question : 87 of 100
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Which of the following statements about hydrogen is/are correct?
1. Hydrogen has three isotopes of which protium is the most common.
2. Hydrogen ion( H + ) exists freely in solution.
3. Dihydrogen,H 2 , acts as a reducing agent.
Select the correct answer using the code given below.
1. Hydrogen has three isotopes of which protium is the most common.
2. Hydrogen ion
3. Dihydrogen,
Select the correct answer using the code given below.
[NDA I 2014]
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