Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Chemistry
Chemistry
Problem
On heating to 400-500°C, relatively unstable hydrides and carbonates decompose. Which of the following will decompose when heated to 400-500°C ? (I)
LiH
\text{LiH}
LiH
(II)
NaH
\text{NaH}
NaH
(III)
Li
2
CO
3
\text{Li}_2\text{CO}_3
Li
2
CO
3
(IV)
Na
2
CO
3
\text{Na}_2\text{CO}_3
Na
2
CO
3
a. II, III b. I, II, III c. I, III d. III, IV
Browse the problem library