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Chemistry
Chemistry
Problem
A solid mixture of
AgCl
\text{AgCl}
AgCl
and
K
2
Cr
2
O
7
\text{K}_2\text{Cr}_2\text{O}_7
K
2
Cr
2
O
7
is heated with conc.
H
2
SO
4
\text{H}_2\text{SO}_4
H
2
SO
4
and produces: a. greenish yellow gas b. colourless gas c. red coloured gas d. no gas
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