Chemistry
Elements which show unique nature in the preparation of hydrogen are
- Na, K, Li
- Mg, Ca, Ba
- Al, Zn, Pb
- Fe, Cu, Ag
Hydrogen
44 Likes
Answer
Al, Zn, Pb
Reason — Metals like zinc, aluminium and lead are considered to have a unique nature in the preparation of hydrogen. They react with acids and can even react with hot concentrated alkalis to form hydrogen and a soluble salt.
Answered By
29 Likes
Related Questions
Which metal produces hydrogen gas on reaction with cold water?
- Al
- Fe
- Pd
- Na
The composition of the nucleus of deuterium is:
- 1e– and 1P
- 1P and 1n
- 1n and 1e
- 2P and 1e–
Hydrogen can be prepared with the metal zinc by using
(i) acid
(ii) alkali
(iii) water
Give an equation in each case.
For laboratory preparation of hydrogen, give the following
(a) materials used
(b) method of collection
(c) chemical equation
(d) fully labelled diagram.