MCQ
Primary amines can be distinguished from secondary and tertiary amines by reacting with
- ✓Chloroform and alcoholic $KOH$
- BMethyl iodide
- CChloroform alone
- DZinc dust
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$(a)$ Hydrogen gas is released at cathode
$(b)$ Oxygen gas is released at anode.
$(c)$ $pOH$ of solution decreases
$(d)$ There is deposition of potassium at cathode
Choose the correct option from following
$(iii)$ $C{H_3} - C(C{H_3})(OH) - C{H_3}$ were treated with Lucas reagent (Conc. $HCl + ZnC{l_2}).$
What results do you expect at room temperature

$(I)\, [Ni(CN)_4]^{2-}\,\,\,(II)\, [NiCl_4]^{2-}\,\,\,(III)\,Ni(CO_4)\,\,\,$
$(IV)\, [Ni(H_2O)_6 ]^{2+}$