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This quiz is designed to help revise for AQA Unit 3 Chemistry

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AQA Unit 3 Chemistry

Question 1 of 19

1

Newlands table was disregarded by other scientist because after Calcium the properties did not match very well?

Select one of the following:

  • True
  • False

Explanation

Question 2 of 19

1

Mendeleev's table is what the modern Periodic Table is based on?

Select one of the following:

  • True
  • False

Explanation

Question 3 of 19

1

When did scientists discover Protons and Electrons?

Select one of the following:

  • Beginning of the 18th Century

  • End of the 18th Century

  • Beginning of the 19th Century

  • End of the 19th Century

  • Beginning of the 20th Century

  • End of the 20th Century

Explanation

Question 4 of 19

1

Which group is unreactive?

Select one or more of the following:

  • 1

  • 2

  • 3

  • 4

  • 5

  • 6

  • 7

  • 0

Explanation

Question 5 of 19

1

When you go down the groups of elements what happens to the level of attraction?

Select one or more of the following:

  • It gets stronger

  • It stays the same

  • it gets weaker

Explanation

Question 6 of 19

1

What are Group 1 Elements called?

Select one of the following:

  • Alkali Metals

  • Alkene Metals

Explanation

Question 7 of 19

1

What bonds do Alkali Metals form?

Select one of the following:

  • Ionic

  • Covalent

  • Giant Covalent

Explanation

Question 8 of 19

1

Transition metals are found between groups 2&3?

Select one of the following:

  • True
  • False

Explanation

Question 9 of 19

1

Select the correct statements about transition metals:

Select one or more of the following:

  • They all have higher melting and boiling points than the alkali metals

  • They all have higher melting and boiling points than the alkali metals, except for Mecury

  • They all have higher melting and boiling points than the alkali metals, except for Chronium

  • They conduct heat and electricity well

  • They don't conduct heat and electricity at all

  • Most are used as alloys

  • They react slowly or not at all

  • They don't react

  • They form positive ions

  • They form negative ions

Explanation

Question 10 of 19

1

Group 7 are know as Halogens?

Select one of the following:

  • True
  • False

Explanation

Question 11 of 19

1

Halogens are non-metallic

Select one of the following:

  • True
  • False

Explanation

Question 12 of 19

1

Halogens have :

Select one of the following:

  • Low boiling point and a high melting point

  • Low boiling point and a low melting point

  • High boiling point and a high melting point

  • High boiling point and a low melting point

Explanation

Question 13 of 19

1

A more reactive halogen will displace a less reactive one?

Select one of the following:

  • True
  • False

Explanation

Question 14 of 19

1

Hard water:

Select one or more of the following:

  • Creates scum

  • Creates lather

  • Contains Magnesium and Calcium ions

Explanation

Question 15 of 19

1

The benefits of Hard Water are:

Select one or more of the following:

  • The calcium is good for our bones and teeth

  • Reduces the risk of heart disease

  • Increases chance of cancer

  • Costs more

Explanation

Question 16 of 19

1

How do we remove Hard Water?

Select one of the following:

  • Ion Exchange column

  • Add washing soda

  • Boiling it

  • Freezing it

  • Compressing it

Explanation

Question 17 of 19

1

A modern water filter uses Carbon as its main material?

Select one of the following:

  • True
  • False

Explanation

Question 18 of 19

1

Using Washing Soda to soften water means that your precipitate out all calcium and magnesium ions along with any other insoluble carbonates.

Select one of the following:

  • True
  • False

Explanation

Question 19 of 19

1

Exothermic means

Select one of the following:

  • Loses energy

  • Gains energy

Explanation