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Atoms, Molecules, Chemical Arithmatic and Volumetric Analysis Test Online MCQs

Test Name Atoms, Molecules, Chemical Arithmatic and Volumetric Analysis MCQs Test
Subject Chemistry
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 15 Mints
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Get Multiple choice questions of Atoms, Molecules, Chemical Arithmatic and Volumetric Analysis online. Increase your knowledge and test your worth iby attempting these questions. Atoms, Molecules, Chemical Arithmatic and Volumetric Analysis MCQs are given below.

Atoms, Molecules, Chemical Arithmatic and Volumetric Analysis Test Online MCQs

Chemistry

1. The wavelength of visible light is:

 

Question 1 of 15

2. The reaction of calcium with water is represented by the equation Ca + 2H₂O Ca(OH)₂+ H₂ What volume of H₂ at STP would be liberated when 8 gm of calcium completely reacts with water?

 

Question 2 of 15

3. If e = 1.60206 x 10⁻¹⁹ C,   e/m = 1.75875 x 10¹¹ C kg⁻¹ then the mass of electron is

 

Question 3 of 15

4. Volume of a gas at NTP is 1.12 x 10⁻⁷ cc. The number of molecule in it is:

 

Question 4 of 15

5. The de-Broglie wavelength associated with a particle of mass 10⁻⁶ kg moving with a velocity of 10 ms⁻¹ is:

 

Question 5 of 15

6. Which of the following does not have valence electron in 3d-subshell?

 

Question 6 of 15

7. The normality of solution obtained by mixing 10 ml of N/5 HCI and 30 ml of N/10 HCI is:

 

Question 7 of 15

8. The weight of a single atom of oxygen is:

 

Question 8 of 15

9. The weight of one molecule of a compound of molecular formula C₆₀H₁₂₂ is:

 

Question 9 of 15

10. Quantum numbers of an atom can be defined on the basis of

 

Question 10 of 15

11. A gas occupies a volume of 300 cc at 27°C and 620 mm pressure. The volume of gas at 47°C and 640 mm pressure is:

 

Question 11 of 15

12. The weight of NaC1 decomposed by 4.9g of H₂SO₄, if 6 g of sodium hydrogen sulphate and 1.825 g of HC1, were produced in the reaction is:

 

Question 12 of 15

13. The oxide of an element contains 67.67% oxygen and the vapour density of its volatile chloride is 79. Equivalent weight of the element is: 

 

Question 13 of 15

14. During electrolysis of water the volume of O₂ liberated is 2.24 dm³. The volume of hydrogen liberated, under same conditions will be

 

Question 14 of 15

15. At a constant volume the specific heat of a gas is 0.075 and its molecular weight is 40. The gas is:

 

Question 15 of 15


 

 

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