Making Salts | 135 plays

1.

Multiple Choice

30 sec

1 pt

Complete the following word equation:

Metal + Acid -->

Salt + water

Salt + hydrogen

Salt + Water + Carbon dioxide

2.

Multiple Choice

30 sec

1 pt

Complete the following word equation:

Metalcarbonate + acid -->

Salt + Hydrogen

Salt + Water + Carbon Dioxide

Salt + Water

3.

Multiple Choice

30 sec

1 pt

What colour does the solution turn when copper oxide is added to sulfuric acid?

Blue

Green

Clear

Purple

4.

Multiple Choice

30 sec

1 pt

How do you remove the water to leave solid copper sulfate crystals?

Filter

Evaporate

Distill

5.

Multiple Choice

30 sec

1 pt

What does the word insoluble mean?

Does dissolve

Doesn't dissolve

Is part of a solid

6.

Multiple Choice

30 sec

1 pt

What type of reaction produced an insoluble salt?

Neutralisation reaction

Precipitation reaction

Titration reaction

Insoluble reaction

7.

Multiple Choice

30 sec

1 pt

What is the test for Hydrogen gas?

Squeaky pop

Lime water turning cloudy

Add pH paper

8.

Multiple Choice

30 sec

1 pt

What is the test for Carbon Dioxide?

Add Litmus paper

Lime water turning milky

Squeaky pop

9.

Multiple Choice

45 sec

1 pt

Which food is the most acidic?

bananas

lemon juice

orange juice

10.

Multiple Choice

30 sec

1 pt

Salts that are made with hydrochloric acid are called ______________.

chlorides

sulfates

nitrates

carbonates

11.

Multiple Choice

30 sec

1 pt

Salts that are made with sulfuric acid are called ______________.

chlorides

sulfates

nitrates

carbonates

12.

Multiple Choice

30 sec

1 pt

Salts that are made with nitric acid are called ______________.

chlorides

sulfates

nitrates

carbonates

13.

Multiple Choice

30 sec

1 pt

What salt is produced if you react sodium hydroxide with hydrochloric acid?

sodium hydroxide

sodium sulfate

sodium nitrate

sodium chloride

14.

Multiple Choice

30 sec

1 pt

A salt is formed when nitric acid combines with sodium hydroxide. What is the name of the salt?

Sodium chloride

Sodium nitrate

Hydrogen Nitrate

Nirate

15.

Multiple Choice

1 min

1 pt

Identify the 'evaporating basin' from the diagrams.

A

B

C

D

16.

Multiple Choice

10 sec

1 pt

Which salt would be formed by reacting cobalt carbonate and hydrochloric acid?

Cobalt sulfate

Cobalt chloride

Cobalt hydroxide

Cobalt sulfide

17.

Multiple Choice

10 sec

1 pt

When a soluble salt is formed from an acid and an insoluble base, how do you know when an excess of a base has been added?

When bubbles of gas appear

When the reactant all dissolves

When some of the reactant is left unreacted/undissolved

When a colour change happens

18.

Multiple Choice

10 sec

1 pt

Why do you add excess of the insoluble reactant when making a soluble salt?

To make sure all the acid is used up

To separate the solid from the solution

To make sure a reaction occurs

To have the reaction happen faster

19.

Multiple Choice

10 sec

1 pt

How do you separate an excess insoluble reactant from a solution?

Filtration

Precipitation

Crystalisation

Evaporation

20.

Multiple Choice

10 sec

1 pt

Which two chemicals could you react to make only potassium chloride and water?

Potassium and hydrochloric acid

Potassium hydroxide and hydrochloric acid

Potassium oxide and sulfuric acid

Potassium and sulfuric acid

21.

Multiple Choice

10 sec

1 pt

When producing a soluble salt in a reaction between an acid and an alkali, how can you prepare dry solid crystals from the solution?

Filtration

Neutralisation

Condensation

Evaporation/crystallisation

22.

Multiple Choice

30 sec

1 pt

What does pH measure?

how acidic a substance is

how basic a substance is

how acidic or basic substances are

how many hydronium ions and acid produces

23.

Multiple Choice

30 sec

1 pt

A base has a _________________.

sour taste

positive ion

slippery feel

pH of 5

24.

Multiple Choice

30 sec

1 pt

____________ can be corrosive.

acids

bases

acids and bases

neutral substances

25.

Multiple Choice

30 sec

1 pt

Ca(OH)2 is caustic lime and is a(n) _________.

acid or base

buffer

acid

base

26.

Multiple Choice

20 sec

1 pt

Ionic bonds form between metals and ____.

metalloids

metals

nonmetals

27.

Multiple Choice

10 sec

1 pt

In sodium chloride, sodium gives an electron to chlorine.

True

False

28.

Multiple Choice

30 sec

1 pt

If you combine an acid and a base, this occurs.

acidification

basification

neutralization

negativation

29.

Multiple Choice

30 sec

1 pt

Which is the stronger acid?

pH 1

pH 4

pH 8

pH 13

30.

Multiple Choice

3 mins

1 pt

Which of these salts decreases in solubility as the temperature increases.

Ce₂(SO₄)₃

KClO₃

K₂Cr₂O₇

KNO₃

31.

Multiple Choice

5 mins

1 pt

What salt is produced if you react sodium hydroxide with hydrochloric acid?

sodium hydroxide

sodium sulfate

sodium nitrate

sodium chloride

32.

Multiple Choice

15 mins

1 pt

A salt is formed when nitric acid combines with sodium hydroxide. What is the name of the salt?

Sodium chloride

Sodium nitrate

Hydrogen Nitrate

Nirate

33.

Multiple Choice

5 mins

1 pt

Why must chemical equations be balanced?

So that the equation doesn't explode

The reaction won't happen until it is balanced

Matter cannot be created or destroyed

None of these

34.

Multiple Choice

30 sec

1 pt

Name the salt produced when reacting potassium hydroxide and phosphoric acid?

Potassium chloride

potassium nitrate

potassium sulfate

potassium phosphate

35.

Multiple Choice

15 mins

1 pt

Which of the following is a salt: ammonia or sodium chloride?

ammonia

sodium chloride

36.

Multiple Choice

30 sec

1 pt

What is the symbol for Copper?

C

co

Cu

CU

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