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C2.5 Salts and Electrolysis

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (24)

#1
Front (Question)

Acids ionise in water to produce….

Back (Answer)

hydrogen ions H+

#2
Front (Question)

Alkalis ionise in water to produce….

Back (Answer)

Hydroxide ions, OH-

#3
Front (Question)

What is a base?

Back (Answer)

A substance that neutralises an acid

#4
Front (Question)

Suggest the pH of hydrochloric acid

Back (Answer)

1-4

#5
Front (Question)

Suggest the pH of sodium hydroxide

Back (Answer)

10-14

#6
Front (Question)

Acid + Metal =

Back (Answer)

Salt + Hydrogen MASH

#7
Front (Question)

Acid + Metal Oxide =

Back (Answer)

Salt + Water

#8
Front (Question)

Acid + Alkali =

Back (Answer)

Salt + Water

#9
Front (Question)

Acid + Metal Carbonate =

Back (Answer)

Salt + carbon dioxide + water

#10
Front (Question)

Magnesium + Hydrochloric acid =

Back (Answer)

Magnesium Chloride + Hydrogen

#11
Front (Question)

Sodium Hydroxide + Nitric acid =

Back (Answer)

Sodium nitrate + water

#12
Front (Question)

Copper Oxide + sulphuric acid =

Back (Answer)

Copper sulphate + water

#13
Front (Question)

Calcium Carbonate + Hydrochloric acid =

Back (Answer)

Calcium chloride + Carbon Dioxide + water

#14
Front (Question)

List the steps to make copper sulphate crystals

Back (Answer)

Warm sulphuric acid Add copper oxide until it is in excess Filter the excess copper oxide Evaporate the water

#15
Front (Question)

Lead nitrate + Potassium Iodide =

Back (Answer)

Lead iodide + Potassium nitrate

#16
Front (Question)

How can a precipitate, such as lead iodide, be removed from a solution?

Back (Answer)

Filter it

#17
Front (Question)

What is the positive electrode in electrolysis called?

Back (Answer)

Anode PANic

#18
Front (Question)

What is the negative electrode in electrolysis called?

Back (Answer)

Cathode PANiC

#19
Front (Question)

In the electrolysis of lead iodide, why does the lead iodide have to be melted?

Back (Answer)

so the ions can move and carry the charge

#20
Front (Question)

In the electrolysis of lead iodide, which electrode do the lead ions go to?

Back (Answer)

Cathode

#21
Front (Question)

Explain why copper ions go to the cathode

Back (Answer)

The cathode is negative Copper ions are positive Opposite charges attract

#22
Front (Question)

Explain why chloride ions go to the anode

Back (Answer)

The anode is positive Chloride ions are negative Opposite charges attract

#23
Front (Question)

Finish the following equation Pb2+ + __ e- –> Pb

Back (Answer)

Pb2+ + 2e- –> Pb

#24
Front (Question)

Finish the following equation _Cl- —> Cl2 + __e-

Back (Answer)

2Cl- —> Cl2 + 2e-