On heating a mixture of `NaCl, K_(2)Cr_(2)O_(7)` and conc. `H_(2)SO_(4)` which of the following is formed ?

A mixture of K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) forms

When mixture of NaCl and K_(2)Cr_(2)O_(7) is gently warmed with conc. H_(2)SO_(4) then compound X is formed. What is the oxidation state of central atom of X?

What happens when NaCl is heated with K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) ?

Mixture of K_2Cr_2O_7 and conc. H_2SO_4 is called

The evolution of red-brown gas on heating a salt with K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) can arise from

Which of the following on heating with K_(2)Cr_(2)O_(7) and conc. H_(2)SO_(4) with organge red color vapours ?