निम्नलिखित में लुप्त कड़ियों को पुर्ण कीजिए:
(i) `CH_(3)Br overset(Mg // "ईथर")to [A] overset(H_(2)O)to [B] underset("ऊष्मा")overset(Cl_(2)"(एक्मोल)")to [C] overset(Na // "ईथर")to [D]`
(ii) `CH_(3)COOH overset(NaOH)to [A] underset(CaO)overset(NaOH)to [B] underset(hv)overset(Br_(2))to [C]`

Explanation

(i) `CH_(3)Br overset(Mg // "ईथर")to underset([A])(CH_(3)MgBr) overset(H_(2)O)to underset([B])(CH_(4)) overset(Cl_(2))to underset([C])(CH_(3)Cl) overset(Na // "ईथर")to underset("एथेन")(CH_(3)CH_(3))`
(ii) `CH_(3)COOH overset(NaOH)to underset([A])(CH_(3)COONa) underset(CaO)overset(NaOH)to underset([B])(CH_(4)) overset(Br_(2) // hv)to CH_(3)Br`