CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE
313643
Atomic number of the four elements A,B,C and D are respectively Z - 1, Z, Z+1 and Z + 2. If Z = 9, what is the type of bonding between A and D?
1 Ionic
2 Dative
3 Covalent
4 Metallic
Explanation:
Atomic number of A is 8 i.e., Oxygen Atomic number of D is 11 i.e., Na (sodium) The bond between Na and O is ionic.