D-And F-Block Elements Ques 242

Question: Which transition metal reduces steam to evolve hydrogen

[MP PMT 2003; DCE 2002]

Options:

A) Mg

B) Fe

C) Sc

D) Pt

Show Answer

Answer:

Correct Answer: B

Solution:

Iron decomposes steam into hydrogen when it is passed over red hot iron $ 2Fe+3H_2O\to Fe_2O_3+3H_2\uparrow $



NCERT Chapter Video Solution

Dual Pane