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CGP GCSE Chem > Acids can be Neutralised by Bases (or Alkalis) > Flashcards

Acids can be Neutralised by Bases (or Alkalis) Flashcards

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1
Q

What is an acid?

A

A source of hydrogen ions (H+). pH of less than 7

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2
Q

What is a base?

A

A substance that can neutralise an acid. Alkalis are soluble bases

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3
Q

What is an alkali?

A

A source of hydroxide ions (OH-) and has a pH greater than 7

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4
Q

What is neutralisation?

A

The reaction between an acid and a base

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5
Q

Acid + base —>

A

Salt + water

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6
Q

Neutralisation can also be seen in terms of H+ and OH- ions:

A

H+ + OH- —> H2O

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7
Q

What happens when an acid neutralises a base?

A

The products are neutral - pH of 7

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CGP GCSE Chem (233 decks)

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