Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Chemistry
When (NH4)2Cr2O7 is heated, the gas evolved is
Q. When
(
N
H
4
)
2
C
r
2
O
7
is heated, the gas evolved is
5314
207
AIPMT
AIPMT 1994
The d-and f-Block Elements
Report Error
A
N
2
38%
B
N
O
2
45%
C
O
2
8%
D
N
2
O
9%
Solution:
When ammonium dichromate is heated, it form nitrogen gas,
C
r
2
O
3
and water.
(
N
H
4
)
2
C
r
2
O
7
Δ
C
r
2
O
3
+
4
H
2
O
+
N
2