Chemistry · Classification of Elements and Periodicity in Properties

Match List-I with List-II: List-I List-II A Formula of hydride of Group 1 elements I \( \text{B}_2\text{H}_6 \) B Formula of hydride of Group 13 elements II \( \text{NH}_3 \) C Formula of hydride of Group 15 elements III \( \text{LiH} \) D Formula of hydride of Group 16 elements IV \( \text{H}_2\text{O} \) Choose the correct answer from the options given below:

1. A
   A-(III), B-(II), C-(I), D-(IV)
2. B
   A-(I), B-(II), C-(III), D-(IV)
3. C
   A-(III), B-(I), C-(II), D-(IV)
4. D
   A-(II), B-(III), C-(IV), D-(I)