Chemistry Class 11 Question Answer & Video

Compounds of Hydrogen

Video For All Chapters Chemistry Class 11

1. There will be total 10  MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying.

1. Which of the following contains interstitial water?

CrCl₂

BaCl₂

CuSO₄

FeSO₄

Question 1 of 10

2. Which of the following is the product of the given reaction?
P₄O₁₀ (s) + 6H₂O(I) →

H₃PO₃

H₃PO₇

H₃PO₄

H₃PO₂

Question 2 of 10

3. Decomposition of H₂O₂ yields:

H and O

H₂ and O₂

H₂O and O₂

H⁺ and OH^-

Question 3 of 10

4. 10 volume of H₂O₂ means:

1L of this solution will give 10L of O₂ at S.T.P

10L of this solution will give 1L of H₂ at S.T.P

10L of this solution will give 1L of O₂ at S.T.P

1L of this solution will give 10L of H₂ at S.T.P

Question 4 of 10

5. Which of the following is an incorrect statement?

Temporary hardness of water is due to chlorides and sulphates of Ca and Mg.

Permanent hardness of water is due to chlorides and sulphates of Ca and Mg.

Temporary hardness of water is due to bicarbonates of Ca and Mg.

Temporary hardness of water can be removed by boiling.

Question 5 of 10

6. H₂O₂ can be used as:

Bleaching agent

Oxidizing agent

Antiseptic

All the above

Question 6 of 10

7. On an industrial scale, H₂O₂ is prepared by oxidation of:

2-methylanthraquinol

2-ethylanthraquinol

2-ethylanthraquinine

2-ethylanthraquinone

Question 7 of 10

8. Which of the following statements is correct?

Temporary hardness of water can be removed by boiling.

Permanent hardness of water can be removed by boiling.

Temporary and permanent hardness of water can be removed by boiling.

Neither temporary nor permanent hardness of water can be removed by boiling.

Question 8 of 10

9. H₂O₂ can act as:

Oxidizing agent

Reducing agent

Both oxidizing and reducing agent

Neither oxidizing nor reducing agent

Question 9 of 10

10. Water has maximum density at:

1°C

0°C

4K

4°C

Question 10 of 10

 Loading...