(A)underset(triangle)overset(Na[Cr(OH_(4))]//H_(2)O_(2))rarrunderset(B)overset(H_(2)SO_(4))rarrunderset("orange colour")(C )rarr (A) is

(A)underset(triangle)overset(Na[Cr(OH_(4))]//H_(2)O_(2))rarrunderset(B

1.	(A)underset(triangle)overset(Na[Cr(OH_(4))]//H_(2)O_(2))rarrunderset(B)overset(H_(2)SO_(4))rarrunderset("orange colour")(C )rarr (A) is
Answer» `CrCl_(3)` `Na_(2)CrO_(4)` `Na_(2)Cr_(2)O_(7)` All of these Solution :`2NA[CR(OH)_+(4)+2NaOH+3H_(2)rarr2Na_(2)CrO_(4)+8H_(2)O`