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pH scale definitions

Authored by Jo Rowlands

Chemistry

9th Grade

Used 99+ times

pH scale definitions
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A substance that produces H+ (hydrogen ions) in water.

Neutral substance

An alkali

An acid

Salts

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A substance that produces hydroxide ions in water.

neutral substances

salts

An acid

An alkali

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The formation of solid crystals from a solution of its’ salt.

neutralisation

crystallisation

freezing

distillation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A chemical reaction in which a MORE reactive element displaces a LESS reactive element from its compound.

neutralisation

displacement

distillation

evaporation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ion that every acid donates

Hydrogen ions

Hydroxide ions

Hydrogen atoms

Hydrogen molecules

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ion that every alkali donates.

Hydrogen ions

Hydroxide ions

Hydroxide atoms

water

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A chemical dye that can be added to a substance that changes colour depending on whether the substance is acidic, neutral or alkaline.

A poison

An alkali

An acid

An indicator

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