defence exam ITBP (Telecommunication) Head Constable Mock Test 2024 Chemistry Some Basic Concepts of Chemistry
The arrangement of the following in the increasing order of their masses is
I. 1.5 mole of O2
II. 0.5 g atom of oxygen
III. 3.01 × 1023 molecules of oxygen
IV. 5.6 litres of CO2 at STP.
1
II < I < IV < III
2
IV < II < III < I
3
II < IV < III < I
4
I < II < III < IV