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Card 16

Front

What colour and state is Fluorine at room temperature?

Back

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Card 17

Front

what colour and state is Bromine at room temperature?

Back

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Card 18

Front

what colour and state is Iodine at room temperature?

Back

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Card 19

Front

How is good drinking water produced?

Back

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Card 20

Front

What do water filters contain?

Back

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Card 21

Front

How does boiling temporary hard water remove hardness?

Back

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Card 22

Front

What is the chemical name for washing soda?

Back

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Card 23

Front

How does washing soda remove hardness?

Back

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Card 24

Front

What is the equation for the combustion of Hydrogen?

Back

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Card 25

Front

What are the advantages of Hydrogen as a fuel?

Back

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