Chemistry 2nd Paper MCQ-Dinajpur Board-2019

1. Which one is the correct Vander Waals equation for $16 \mathrm{~g}$ of He gas?

2. Number of delocalized electrons in anthracene is -

3. How many grams of chromium will be deposited when 3A electricity is passed through the chromic sulphate solution for 6 hours?

4. By adding curate to produce glass -

i. Fusion temperature of the mixture is decreased

ii. Production can be increased

iii. Wastage can be prevented

Which one is correct?

5. What is the kinetic energy of $48 \mathrm{~g}$ of $\mathrm{O}_{2}$ in SATP in joule unit?