Hydrogen And Its Compounds Question 21

Question: Consider the following statements:
  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_2H_5OH $ Which of the above statements is/are correct-

Options:

A) 1 alone

B) 2 alone

C) 1, 2 and 3

D) 2, 3 and 4

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Pure hydrogen is evolved by reacting absolute alcohol and Na $ C_2H_5OH+Na\to C_2H_5ONa+\frac{1}{2}H_2 $ other statements are correct.