What is the Lewis acid and base in the following reaction?
`2NH_(3) (aq) + Ag^(+) (aq) to [Ag(NH_(3))_(2)]^(+) (aq)`.

Sort out the conjugate pairs of acid and bases in the following reactions : HNO_3(aq) +H_2O (l)hArr H_3O^(+) (aq) +NO_3^(-) (aq)

What is ‘A’ in the following reaction? 2Fe^(3+) (aq) + Sn^(2+) (aq) rarr 2 Fe^(2+) (aq) + A

Given K_(a) values of 5.76xx10^(-10) and 4.8xx10^(-10) for NH_(4)^(+) and HCN respectively. What is the equilibrium constant for the following reaction? NH_(4)^(+)(aq.)+CN^(-)(aq.)hArrNH_(3)(aq.)+HCN(aq.)

What do you understand by conjugate pairs of acid and base? Sort out the conjugate pairs in the following reactions. NH_4 ^(+) (aq) +S^(2-) (aq) hArr HS^(-) (aq) + NH_3 (aq)

What do you understand by conjugate pairs of acid and base? Sort out the conjugate pairs in the following reactions. H_2O (l)+ CO_3^(2-) (aq) hArr HCO_3^(-) (aq) + OH^(-) (aq)

Write short hand notation for the following reaction Sn^(2+)(aq)+2Ag^(+)(aq)toSn^(4+)(aq)+2Ag(s) .

Write the equilibrium constant expression for the following reactions : Fe^(3+) (aq) + SCN^(-) (aq) hArr FeSCN^(2+) (aq)

Write the equilibrium constant expressions for the following reactions. NH_3( aq) +H_2O (l) hArr NH_4^(+) (aq) +OH^(-) (aq)

Write the equilibrium constant expressions for the following reactions. AgCl(s) hArr Ag^(+) (aq) +Cl^(-) (aq)

Balance the following half-reactions in acidic medium: (a) IO_(3)^(Ө)(aq) rarr I_(3)^(Ө)(aq)