pH scale definitions
Authored by Jo Rowlands
Chemistry
9th Grade
Used 100+ times
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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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