Chemistry 2nd Paper MCQ-Rajshahi Board-2023

1. Which electrodes indicates oxidation process?

2. The stem $X$ gas-

i. its compressibility factor $z=1$

ii. obey the law $\mathrm{PV}=\mathrm{nRT}$

iii. the force of attraction is present between its molecules

Which one is correct?

3. What is the valume of 2 mole $\mathrm{O}_{2}$ gas at SATP?

4. Which is the kinetic energy equation for one mole of gas?

5. How many grams of $\mathrm{Na}_{2} \mathrm{CO}_{3}$ present in $500 \mathrm{~mL} 0.05 \mathrm{M} \mathrm{Na}_{2} \mathrm{CO}_{3}$ solution?