Tardigrade
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Tardigrade
Question
Chemistry
When a mixture of NaCl and KCl is heated with conc. H2SO4 and K2Cr2O7. The red gas obtained is
Q. When a mixture of
N
a
Cl
and
K
Cl
is heated with conc.
H
2
S
O
4
and
K
2
C
r
2
O
7
. The red gas obtained is
1269
206
The p-Block Elements - Part2
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A
Chromic chloride
10%
B
Chromyl chloride
75%
C
Chromium (III) sulphate
11%
D
Chromic anhydride
4%
Solution:
4
N
a
Cl
+
K
2
C
r
2
O
7
+
6
H
2
S
O
4
→
4
N
a
H
S
O
4
+
2
KH
S
O
4
+
3
H
2
O
+
Chromyl chloride gas
2
C
r
O
2
C
l
2