Punjab 11th Class Chemistry Stoichiometry Mcqs Test Online
Questions 18
Total Marks 36
Time 18 Mins
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Punjab 11th Class Chemistry Stoichiometry Mcqs Test Online

Chemistry Stoichiometry Mcqs Test Online Class 11th Punjab

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Question 1 of 18

Chemistry

1. A necklace has 6g of diamond in it. What are the numbers of atoms in it?

Question 1 of 18

Question 2 of 18

2. Vitamin-A has a molecular formula C₂₀H₃₀ O. The number of vitamin – A molecules in 500 mg of its capsule will be

Question 2 of 18

Question 3 of 18

3. If four moles of SO₂ are oxidized to SO₃, how many moles of oxygen molecules are required.

Question 3 of 18

Question 4 of 18

4. When one mole of each of the following is completely burnt in oxygen, which will give the largest mass of CO₂?

Question 4 of 18

Question 5 of 18

5. The relative atomic mass of Chlorine is 35.5. What is the mass of 2 moles of Chlorine gas?

Question 5 of 18

Question 6 of 18

6. A flask contains 500 cm³ of SO₂ at STP, The flask contains

Question 6 of 18

Question 7 of 18

7. Methane reacts with steam to form H₂ and CO as shown below,

Chemistry 1.01What volume of H₂ can be obtained from 100 cm³ of methane at the standard temperature and pressure?

 

Question 7 of 18

Question 8 of 18

8. Which one of the following compounds contains the highest percentage by mass of nitrogen

Question 8 of 18

Question 9 of 18

9. The Avogadro’s constant is the number of

Question 9 of 18

Question 10 of 18

10. Which of the following statements is incorrect?

Question 10 of 18

Question 11 of 18

11. How many moles of oxygen ate needed for the complete combustion of two moles of butane?

Question 11 of 18

Question 12 of 18

12. One mole of ethanol and one mole of ethane have an equal

Question 12 of 18

Question 13 of 18

13. What is the mass of one mole of Iodine Molecules?

Question 13 of 18

Question 14 of 18

14. One mole of propane has the same ________.

Question 14 of 18

Question 15 of 18

15. What is the mass of aluminum in 204 g of the aluminum oxide, Al₂O₃

Question 15 of 18

Question 16 of 18

16. What volume of SO₂ at room temperature and pressure is produced on heating 9.7g of Zinc Sulphide (ZnS) if reaction takes place as follows
2ZnS(g) + 3O₂(g) → 2ZnO(g) + 2SO₂(g)

Question 16 of 18

Question 17 of 18

17. How many molecules are there in one mole of H²O?

Question 17 of 18

Question 18 of 18

18. The reactant which is consumed earlier and gives least quantity of product is called.

Question 18 of 18


 

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