`Na_(2)S+Y rarr NaCl+B_((g))`
`Na_(2)S_(2)O_(3)+X_((g))+H_(2)O rarr Na_(2)SO_(4)+Y+Z`
`B+X rarr Y+Z`
In the above sequence of reactions X,Y,Z are

Na_(2)S_(2)O_(3)+I_(2)rarr Product is

Na_(2)SO_(3)+H_(2)O_(2) rarr Na_(2)SO_(4) +H_(2)O , in reaction

Y underset("Reduction")overset(Z)hArr R_(2) C = NH overset(H_(3)^(+)O)rarr X In the above sequence of reactions X, Y and Z are

In the reaction 2Na_(2)S_(2)O_(3)+I_(2) rarr Na_(2)S_(4)O_(6)+2NaI , the oxidation state of S is -

Consider the following sequences of reaction : P_(4)underset(Delta)overset(Na(OH)_(2))(rarr)(X)("salt") overset(H_(2)SO_(4))(rarr)("oxyacid") In the above sequence of reactions Y and A are respectively :

Isopropylamine overset(KMnO_(4))rarr X overset(H_(3)^(+)O)rarr Y In the above sequence X and Y are

Be_(2)C+H_(2)O rarr BeO+X CaC_(2)+H_(2)O rarr Ca(OH)_(2)+Y M_(2)C_(3)+H_(2)O rarr Mg(OH)_(2)+Z X,Y and Z are respectively:

CH-=CH overset(H_(g)SO_(4))underset(H_(2)SO_(4))rarr (X) overset(LiAIH_(4))rarr (Y) overset(P_(4)//Br_(2))rarr (Z) In this sequence of reaction, the (Z) is: