Chemistry - CHEMICAL BONDING Question with Solution | TestHub

How many of the following are arranged as per property mentioned

(i) ${\mathrm{O}}_2,{\mathrm{O}}_2^{-},{\mathrm{N}}_2^{-},{\mathrm{N}}_2$ (increasing order of bond-orders)

(ii) ${\mathrm{N}}_2,{\mathrm{N}}_2^{+},{\mathrm{N}}_2^{-}$(increasing order of bond-lengths)

(iii) ${\mathrm{C}}_2{\mathrm{H}}_2\mathrm{OH},{\mathrm{CH}}_3\mathrm{CHO},{\mathrm{CH}}_3\mathrm{COOH}$ (increasing order of boiling points)

(iv) Pentane, pentene, pentyne, (decreasing order of boiling points)

(v) $\mathrm{HF},\mathrm{HCl},\mathrm{HBr},\mathrm{HI}$ (increasing order of boiling points)

(vi) ${\mathrm{H}}_2\mathrm{O},{\mathrm{H}}_2\mathrm{S},{\mathrm{H}}_2\mathrm{Se}$ (increasing order of boiling points)

(vii) ${\mathrm{H}}_2\mathrm{O},{\mathrm{H}}_2\mathrm{S},{\mathrm{H}}_2\mathrm{Se}$ (increasing order of boiling points)

(viii) $\mathrm{NaF},\mathrm{NaCl},\mathrm{NaBr},\mathrm{Nal}$ (increasing order of melting points)

(ix) $\mathrm{NaCl},\mathrm{KCl},\mathrm{RbCl},\mathrm{CsCl}$ (increasing order of melting points)

(x) ${\mathrm{H}}_2\mathrm{O},\mathrm{HF},{\mathrm{NH}}_3,{\mathrm{CH}}_4$ (increasing order of boiling points)

(xi) $F^{-},O,N,F$ (increasing order of strength of H -bond formed)

(xii) $\mathrm{F},{\mathrm{S}}^{2-},{\mathrm{Cl}}^{-},{\mathrm{P}}^{3-}$ (increasing order of polarisibility)

(xiii) ${\mathrm{Na}}^{+}{\mathrm{Li}}^{+},{\mathrm{K}}^{+},{\mathrm{Rb}}^{+},{\mathrm{Ag}}^{+}$(increasing order of polarising power)