List of top Chemistry Questions on Chemical bonding and molecular structure asked in CUET (UG)

Arrange the following in decreasing order of the number of molecules contained in: (A) 16 g of O2_2, (B) 16 g of CO2_2, (C) 16 g of CO, (D) 16 g of H2_2
The total number of sigma bonds in P4_4O10_{10} is:
The bond angle Structure of chemical bond in methanol is :

Arrange the following hydrides in increasing order of thermal stability. 
A. H20H_20 
B. H2Se H_2Se 
C.H2PoH_2Po 
D. H2TeH_2Te 
E. H2SH_2S 
Choose the correct answer from the options given below: