$2KMn{O_4}\,\,\, + \,\,\,\,2KOH\,\,\,\,\,\,\, \to \,\,\,\,\,2{K_2}Mn{O_4}\,\,\, + \,\,\,{H_2}O\,\,\, + \,\,\,O$ તો $KMnO_4$ નો તુલ્યભાર કેટલો થાય ?
(પ.ભાર : $K = 39, Mn = 55, O = 16$)
$MnO_4^ - \,\, + \,\,{C_2}O_4^{2 - }\,\, + \,\,{H^ + }\, \rightarrow \,\,M{n^{2 + }}\, + \,C{O_2} + \,{H_2}O$
A for precipitate formation reaction.
B for precipitate dissolution reaction.
C for precipitate exchange reaction.
D for no reaction.
${P_4} + NaOH \longrightarrow P{H_3} \uparrow + Na{H_2}P{O_2}$