$ \rightarrow \mathrm{CrO}_2 \mathrm{Cl}_2 [(B)Reddish brown ]+\mathrm{KHSO}_4+\mathrm{NaHSO}_4+\mathrm{H}_2 \mathrm{O}$
$\mathrm{CrO}_2 \mathrm{Cl}_2+\mathrm{NaOH} \rightarrow \mathrm{Na}_2 \mathrm{CrO}_4 [(C) Yellow colour]+\mathrm{NaCl}+\mathrm{H}_2 \mathrm{O}$
(At. nos. $Mn = 25, Fe = 26, Co = 27, Ni = 28$)
કોલમ $A $ |
કોલમ $ B$ |
$(1)$ $V^{+4}$ |
$(a)$ રંગવિહિન |
$(2)$ $ Ti^{3+}$ |
$(b)$ ગુલાબી |
$(3)$ $Ti^{4+}$ |
$(c)$ જાંબુડીયો |
$(4)$ $Mn^{2+}$ |
$(d)$ ભૂરો |
|
$(e)$ જાંબલી |