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When K2 Cr2 O7 crystals are heated with ...

When `K_2 Cr_2 O_7` crystals are heated with conc. HCl, the gas evolved is

A

`O_(2)`

B

`Cl_(2)`

C

`CrO_(2)Cl_(2)`

D

`HCl`

Text Solution

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The correct Answer is:
C
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