Hydrogen questions | form two Chemistry

What will happen when a burning splint is introduced into a gas jar containing hydrogen gas?

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UNSOLVED

Which of the following statements is not true about hydrogen gas?

1. Is a neutral gas, almost insoluble in water
2. Is a reducing agent
3. Burns in air to form steam
4. Diffusses more rapidly than carbondioxide
5. Is prepared by the action of dilute nitric acid on zinc metal

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UNSOLVED

Which of the following statement is true about water gas?
A It is poisonous.
B Contains hydrogen.
C Is the same as biogas.
D Contains hydrogen and nitrogen.
E Contains carbon monoxide and hydrogen.

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UNSOLVED

Gas “L” has the following properties: It is highly flammable, readily combines with other elements, readily reacts with other chemical substances and is a strong reducing agent.
(a) Name the gas “L”
(b) What is the method used to collect gas “L” in the laboratory? Give a reason.
(c) Give four uses of gas “L”.

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UNSOLVED

Hydrogen gas can be collected by downward delivery because:
A. it burns in air with a pop-sound
B. it is more soluble than air
C. it is lighter than air
D. it can fill balloons

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UNSOLVED