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

 

Question 1 of 15

2. The quantum number ‘m’ of a free gaseous atom is associated with:

 

Question 2 of 15

3. 10²¹ molecules are removed from 200 mg of CO₂. The moles of CO₂ left are:

 

Question 3 of 15

4. 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 4 of 15

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

 

Question 5 of 15

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

 

Question 6 of 15

7. Azimuthal quantum number defines

 

Question 7 of 15

8. The wavelength of a 150 g rubber ball moving with a velocity of 50 ms⁻¹ is:

 

Question 8 of 15

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

 

Question 9 of 15

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

 

Question 10 of 15

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

 

Question 11 of 15

12. 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 12 of 15

13. Spectrum of Li²⁺ is similar to that of

 

Question 13 of 15

14. 0.4 moles of HCI and 0.2 moles of CAC1₂ were dissolved in water to have 500 mL of solution, the polarity of C1⁻ ion is:

 

Question 14 of 15

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

 

Question 15 of 15


 

 

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