Oliver Cusack
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Quiz on Chemistry AQA C3, created by Oliver Cusack on 10/04/2015.

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Oliver Cusack
Created by Oliver Cusack over 9 years ago
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Chemistry AQA C3

Chemistry AQA C3

Question 1 of 32

1

In a flame, lithium compounds turn it .......

Select one of the following:

  • Lilac

  • Green

  • Yellow

  • Crimson

  • Red

Explanation

Question 2 of 32

1

In a flame, Sodium compounds turn it .......

Select one of the following:

  • Crimson

  • Lilac

  • Yellow

  • Green

  • Red

Explanation

Question 3 of 32

1

In a flame, potassium compounds turn it ....

Select one of the following:

  • Green

  • Lilac

  • Red

  • Crimson

  • Yellow

Explanation

Question 4 of 32

1

In a flame, calcium compounds turn it...

Select one of the following:

  • Red

  • Green

  • Crimson

  • Yellow

  • Lilac

Explanation

Question 5 of 32

1

In a flame, barium compounds turn it .....

Select one of the following:

  • Yellow

  • Lilac

  • Crimson

  • Red

  • Green

Explanation

Question 6 of 32

1

How can Halide ions be tested?

Select one of the following:

  • Flame test

  • With Sodium Hydroxide

  • Bromine Test

  • With Silver Nitrate

Explanation

Question 7 of 32

1

Silver Chloride is a ........ precipitate.

Select one of the following:

  • White

  • Cream

  • Pale yellow

Explanation

Question 8 of 32

1

Silver Bromide is a ...... precipitate

Select one of the following:

  • Cream

  • White

  • Pale yellow

Explanation

Question 9 of 32

1

Silver Iodide is a .......... precipitate.

Select one of the following:

  • Cream

  • White

  • Pale yellow

Explanation

Question 10 of 32

1

One can test for aluminium ions, calcium ions and magnesium ions with ......

Select one of the following:

  • A flame test

  • Bromine wate

  • Sodium hydroxide

  • Silver nitrate

Explanation

Question 11 of 32

1

Aluminium, calcium and magnesium ions form ......... precipitates with sodium hydroxide solution

Select one of the following:

  • blue

  • white

  • green

  • cream

Explanation

Question 12 of 32

1

Copper (2), iron (2) and iron (3) ions can be tested ....

Select one of the following:

  • with sodium hydroxide solution

  • with a flame test

  • in bromine water

  • with silver nitrate

Explanation

Question 13 of 32

1

In excess sodium hydroxide solution, copper (2) ions form ......... precipitates.

Select one of the following:

  • green

  • blue

  • brown

Explanation

Question 14 of 32

1

In excess sodium hydroxide solution, iron (2) ions form ....... precipitates.

Select one of the following:

  • green

  • brown

  • blue

Explanation

Question 15 of 32

1

In excess sodium hydroxide solution, iron (3) ions form ....... precipitates.

Select one of the following:

  • brown

  • green

  • blue

Explanation

Question 16 of 32

1

During the Haber Process, hydrogen & nitrogen react together in these conditions:

Select one or more of the following:

  • 400 degrees c

  • 350 degrees c

  • 450 degrees c

  • 200 atmospheres

  • 150 atmospheres

  • 350 atmospheres

  • with a nickel catalyst

  • with a copper catalyst

  • with an iron catalyst

Explanation

Question 17 of 32

1

In a reversible reaction when the temperature is increased the yield from the ........

Select one of the following:

  • endothermic reaction increases and the yield from the exothermic decreases

  • endothermic reaction decreases and the yield from the exothermic increases

Explanation

Question 18 of 32

1

In a reversible reaction when the temperature is decreased the yield from the ........

Select one of the following:

  • endothermic reaction increases and the yield from the exothermic reaction decreases.

  • endothermic reaction decreases and the yield from the exothermic reaction increases.

Explanation

Question 19 of 32

1

Group 1 metals react with water, releasing

Select one of the following:

  • carbon dioxide

  • oxygen

  • hydrogen

Explanation

Question 20 of 32

1

Group 1 metals, form .......... that dissolve in water to give ........... solutions

Select one or more of the following:

  • carbonates

  • acids

  • hydroxides

  • acidic

  • alkaline

Explanation

Question 21 of 32

1

In gaseous reactions, an increase in pressure favours the reaction that produces the ..... number of molecules

Select one of the following:

  • least

  • most

Explanation

Question 22 of 32

1

Alcohols react sodium to produce .....

Select one of the following:

  • carbon dioxide

  • sodium chlroide

  • hydrogen

  • oxygen

Explanation

Question 23 of 32

1

Carboxylic acids are part of the ..... molecular group.

Select one of the following:

  • (-OH)

  • (-COO-)

  • (-COOH)

Explanation

Question 24 of 32

1

Carboxylic acids, react with alcohols in the presence of an ........ catalyst to produce .............

Select one or more of the following:

  • acid

  • alkaline

  • nickel

  • esters

  • a stronger acid

  • a weaker acid

Explanation

Question 25 of 32

1

Esters are part of the ..... molecular group

Select one of the following:

  • (-COO-)

  • (-OH)

  • (-COOH)

Explanation

Question 26 of 32

1

Newlands, and then Mendeleev, attempted to classify the elements by arranging them in order of their

Select one of the following:

  • atomic weights

  • atomic structure

  • atomic numbers

Explanation

Question 27 of 32

1

when electrons, protons and neutrons were discovered early in the 20th century, the periodic table was then arranged in order of

Select one of the following:

  • Atomic mass

  • Atomic structure

  • Atomic numbers

Explanation

Question 28 of 32

1

In Group 1, the more easily electrons are lost, the ........... number of shells

Select one of the following:

  • higher

  • lower

  • same

Explanation

Question 29 of 32

1

The less easily electrons are gained therefore the ........ number of shells is more reactive

Select one of the following:

  • lower

  • higher

  • same

Explanation

Question 30 of 32

1

What may be added to drinking water to reduce microbes and fluorides?

Select one of the following:

  • Oxygen

  • Chlorine

  • Weak acids

  • Iodine

  • Bromine

Explanation

Question 31 of 32

1

Is bond breaking exothermic or endothermic?

Select one of the following:

  • Endothermic

  • Exothermic

  • Both

Explanation

Question 32 of 32

1

Is bond formation exothermic or endothermic?

Select one of the following:

  • Exothermic

  • Endothermic

  • Both

Explanation

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