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Class 11 Chemistry Practice Test: Hydrogen - Properties of Dihydrogen - H2
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Properties of Dihydrogen are:
It is a colorless, tasteless, and odorless gas. It is insoluble in water. It is highly combustible. It is lighter than air.
Its melting point is 13.96K.
Its boiling point is 20.39K.
Its density is 0.09 g/L.
Its enthalpy of fusion is 0.117 kJ/mol.

Class 11 Chemistry Practice Test: Hydrogen - Properties of Dihydrogen - H2
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12 Questions

1. Which of the following is not a property of dihydrogen?
2. At high electric discharge hydrogen and oxygen combine to form _____________
3. Which of the following statement is true regarding the order of reactivity of halogens?
4. Hydrogen is used in the manufacture of _____
5. Sodium and hydrogen combine to form sodium hydride in presence of heat, what is the oxidising agent here?
6. Manufacture of synthetic petrol involves _____________
7. Which of the following statement is true regarding the order of reactivity of halogens?
8. How does vegetable oil gets converted into vegetable ghee?
9. Dihydrogen is relatively inert at room temperature.
10. How does vegetable oil gets converted into vegetable ghee?
11. Hydrogen is used in an oxyhydrogen flame.
12. Hydrogen is used in the manufacture of _____

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