When `(NH_4)_2CrO_2O_7` is heated, the gas evolved is

When (NH_(4))_(2)Cr_(2)O_(7) is heated, the gas evolved is

When (NH_(4))_(2)Cr_(2)O_(7) is heated, the gas evolved is

In the following questions , a statement of assertion (A) is followed by a statement of reason (R). A: When (NH_4)_2Cr_2O_7 (s) is heated its colour changes from orange to green. R: N_2 is evolved in this reaction.

On heating a metal chloride with K_2Cr_2O_7 and conc. H_2SO_4 , the gas evolved is :

What happens when (NH_4)_2 , Cr_2O_7 is heated ?

When (NH_(4))_(2)Cr_(2)O_(7) is subjected to heat, compounds formed are

What happens when- (NH_(4))_(2)Cr_(2)O_(7) is heated? Write the equations.

What happens when (NH_(4))_(2)Cr_(2)O_(7) is heated ? Write the equations.