Identify the total number of following compounds which liberate CH_(4) gas on reaction with CH_(3)MgCl (i) H_(2)O (ii) CH_(2)=CH_(2) (iii) Me-C-=C-H

Give the IUPAC names of the following compounds: (i) CH_(3)-underset(Br)underset(|)(C)H-CH_(2)-CH_(3) (ii) (iii) CH_(2)=CH-CH_(2)-Cl

Which of the following compounds will show cis-trans isomerism? (i) (CH_(3))_2C=CH-C_(2)H_(5) (ii) CH_(2)=CBr_(2) (iii) C_(6)H_(5)CH=CH-CH_(3) CH_(3)CH="CC"lCH_(3)

Give the IUPAC names of the following compounds: (i) CH_(3)CH(Cl)CH(Br)CH_(3) (ii) CHF_(2)CBrClF (iii) ClCH_(2)C-=C CH_(2)Br (iv) (C Cl_(3))_(3)C Cl (v) CH_(3)C(p-ClC_(6)H_(4))_(2)CH(Br)CH_(3) (vi) (CH_(3))_(3)C CH=C ClC_(6)H_(4)I-p

Indicate the number of sigma -and pi -bonds in the following molecules: (i) CH_(3)-C-=C-H (ii) CH_(3)-CH=CH_(2) (iii) H_(2)C=C=CH_(2) (iv) CH_(3)-CH_(2)-CH_(3) (v) H_(2)C=C-CH-CH_(3) (vi) HC=C-CH=CHCH_(3) (vii) H_(2)C =CH-C-=N (viii) CH_(3)OH (ix) CH_(3)-C-=N (x) CH_(3)NO_(2) (xi) CH_(2)CI_(2) (xii) C_(6)H_(12) (Hexene)