In the experiment above. Z can be
-
A.
a solution of sodium dioxonitrate (lll) and ammonium chloride -
B.
a solution of lead trioxnitrate (V) -
C.
a solution of sodium trioxonitrate (V) and ammonium chloride -
D.
concentrated tetraoxosulphate (VI) acid and sodium trioxonitrate (V)