CHAP NO.3 THEORIES OF COVALENT BOND AND SHAPES OF MOLECULES
1. Which one of the following is not possible a. Cl 2 b. He 2 c. O 2 d. N 2 B 2. Choose correct about occupying space a. Lone pair- lone pair > lone pair-bond pair > bond pair Bond pair b. Lone pair- lone pair < lone pair-bond pair < bond pair Bond pair c. Lone pair- lone pair > lone pair-bond pair < bond pair Bond pair d. Lone pair- lone pair < lone pair-bond pair > bond pair Bond pair B 3. Which one of the following is angular sturucture a. BeCl 2 b. BF 3 c. SnCl 2 d. CH 4 C 4. Trigonal structure is that of a. SnCl 2 b. CH 4 c. NH 3 d. H 2 O C 5. Which one of the following ha...