SSC EV Chemistry Chapter 6 Sheet

SSC Chemistry English Version
Chapter 6

 Concept of Mole and Chemical Counting

Limiting Reactant: In a chemical reaction, the reactant which is totally consumed when the reaction is completed is called limiting reactant.

Molar Volume: The volume of 1 mole of a substance is called molar volume.

Analar: The purest chemical substance is called Analar.

Question for Practice

Type 1: Mole

1. Calculate the volume of 24 g CO₂ gas in STP?
2. How much number of atoms in 40 g CaCO₃?
3. 32g O₂ = mole?
4. 40 L NH₃ = g?
5. 8g of CO₂ = mole?                              (Dha’B-17)
6. 11 g CO₂ = mole? (Chi’B-17)
7. 5.5 g Mg = mole? (Raj’B-17)

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