Question

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Answer 1

Answer:

1. T

2. F

3 F

4. T

5., T

E .1. inert gases

Answer 2

Answer:

D.

1. True

2. False. Some elements exist as gases.

3. False. Sulphur is a non-metal.

4. True

5. False. A molecule of hydrogen is made up of two atoms of hydrogen and one atom of oxygen.

E.

1. inert gases

2. metalloids

3. molecule

4. atomicity

5. valency