Question

Hydrogen is prepared from H2O by adding
a. AI, which acts as oxidising agent
b. Au, which acts as oxidising agent
c. Ca, which acts as reducing agent
d. Ag, which acts as reducing agent

Answer 1

Answer:

right answer is option c

Answer 2

Answer:

Option C

Explanation:

Because in order to liberate H2 gas it should be reduced so option a and bare gone

Also silver is a less reactive metal

So best option from all of these is option c Calicum as reducing agent

Ca+h20-->CaO+H2

Pls mark as brainliest