Acids, alkalis and bases Flashcards

1
Q

What is the pH scale used for?

A

To tell his acidic or alkaline a solution is

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2
Q

What is a base?

A

A substance that will neutralise an acid.

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3
Q

Name bases.

A

Metal oxides, metal hydroxides , metal carbonates and ammonium.

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4
Q

How can an alkali be formed?

A

When a metal oxide is dissolved in water

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5
Q

What are soluble bases?

A

soluble bases are alkalines

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6
Q

What is an alkali?

A

Any substance that produces OH- ions when in water or any base that dissolves in water is called an alkali

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