A gas X has Cp and Cv ratio as 1.4, at NTP 11.2 L of gas X will contain_______ number of atoms
1.1.2 × 1023
2.3.01 × 1023
3.2.01 × 1023
4.6.02 × 1023
 A container has an equal mass of H2, O2 and CH4 at 27℃, the ratio of their volume is
1.0.672233796
2. 8:1:2
3. 16:1:2
4.0.344456019
 Boron exists as two stable isotopes; 10B(19%) and 11B(81%). Find out the average atomic weight of boron in the periodic table
1. 10.0
2. 11.2
3.10.2
4.10.8
 Which one will have maximum numbers of water molecules?
1.18 molecules of water
2.1.8 grams of water
3.18 grams of water
4.18 moles of water
Find the volume of O2 required to burn 1 L of propane completely, measured at 0℃ temperature and 1 atm pressure
1. 10 L
2.7 L
3. 6 L
4. 5 L
Pressure has the same dimension as ____________
1.energy per unit volume
2. energy
3.force per unit volume
4.force
The number of atoms present in 0.1 moles of a triatomic gas is
1.1.806 × 1023
2.1.806 × 1022
3.3.600 × 1023
4. 6.026 × 1022
There are two chlorides of sulphur S2Cl2Â and SCl2. What is the equivalent mass of S in SCl2
1. 64.8 g/mole
2.32 g/mole
3.16 g/mole
4.8 g/mole
Which of the species is not paramagnetic?
1. As+
2.Cl–
3.Ne2+
4.Be+