MCQ
In the following compounds, the decreasing order of basic strength will be
- A$C_2H_5NH_2 > NH_3 > (C_2H_5)_2\, NH$
- B$NH_3 > C_2H_5 NH_2 > (C_2H_5)_2\, NH$
- ✓$(C_2H_ 5)_2 NH > C_2H_5NH_2 > NH_3$
- D$(C_2H_ 5)_2 NH > NH_3 >C_2H_5 NH_2$
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$x=$.. . . . . .(nearest integer)
[Given: Molal freezing point depression constant of water at $273.15 \mathrm{~K}^2$ is $1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$ ]
$(A)\,\, KO_2$
$(B)\,\,$ cis $-[Co(en)_2Cl_2]^+$
$(C)\,\, K_3[Co(Ox)_3]$
$(D)\,\,[CoCl_3]^{2-}$
