D-And F-Block Elements Ques 365
Question: Which metal does not give the following reaction M + water or steam $ \to $ oxide + H¯
[Pb. PMT 2001]
Options:
A) Mercury
B) Iron
C) Sodium
D) Magnesium
Show Answer
Answer:
Correct Answer: A
Solution:
Mercury does not give $ H_2 $ on reacting with water because its ionisation energy is so much high.
