| 1. | Atomic hydrogen is obtained by passing hydrogen through an electric arc. |
| 2. | Hydrogen gas will not reduce heated aluminium oxide. |
| 3. | Finely divided palladium adsorbs large volume of hydrogen gas |
| 4. | Pure nascent hydrogen is best obtained by reacting Na with \[{{C}_{2}}{{H}_{5}}OH\] |
| Which of the above statements is/are correct? |
A) 1 alone
B) 2 alone
C) 1, 2 and 3
D) 2, 3 and 4
Correct Answer: C
Solution :
[c] Pure hydrogen is evolved by reacting absolute alcohol and Na \[{{C}_{2}}{{H}_{5}}OH+Na\to {{C}_{2}}{{H}_{5}}ONa+\frac{1}{2}{{H}_{2}}\] other statements are correct.
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