Topic Test 1 - Revision

Question 1

Carbon

Symbol
What’s it like
What’s it used for

Answer 1

Symbol - C
What’s it like - Black shiny solid that flakes off when rubbed on paper
What’s it used for - One form, Graphite is used in pencils

Question 2

Oxygen

Symbol
What’s it like
What’s it used for
Symbol - C
What’s it like - Black shiny solid that flakes off when rubbed on paper
What’s it used for - One form, Graphite is used in pencils

Answer 2

Symbol - O
What’s it like - Colourless Gas
What’s it used for - In breathing equipment

Question 3

Tin

Symbol -
What’s it like -
What’s it used for -

Answer 3

Symbol - SN
What’s it like - Silvery Grey metallic solid
What’s it used for - Coating a food can

Question 4

Chlorine

Symbol -
What’s it like -
What’s it used for -

Answer 4

Symbol - CL
What’s it like - Green Gas (Poisonous)
What’s it used for - In swimming pool water

Question 5

Copper

Symbol -
What’s it like -
What’s it used for -

Answer 5

Symbol - CU
What’s it like - Red Brown Metallic Solid
What’s it used for - A Metal used for making water tanks and in electrical equipment such as wiring and motors

Question 6

Iron

Symbol -
What’s it like -
What’s it used for -

Answer 6

Symbol - FE
What’s it like - Grey metallic solid
What’s it used for - To make car bodies

Question 7

Mercury

Symbol -
What’s it like -
What’s it used for -

Answer 7

Symbol - HG
What’s it like - Silvery grey metallic liquid at room temperature
What’s it used for - In some thermometers

Question 8

Aluminium

Symbol -
What’s it like -
What’s it used for -

Answer 8

Symbol - AL
What’s it like - Shiny silver grey metallic solid
What’s it used for - In light weight ladders

Question 9

Most metallic elements are solids except

Answer 9

Mercury

Question 10

What does sonorous mean

Answer 10

Make a bell like sound when struck

Question 11

Some non metallic elements are gases some are solids bromine is what

Answer 11

A liquid

Question 12

Hydrogen is what in colour and in smell

Answer 12

Colourless in colour and odourless in smell

Question 13

When hydrogen burns you hear____ and on the sides of a dry container you see ____ we can summarise this equation by writing hydrogen + oxygen from the air =

Answer 13

1. A squeaky pop
2. Condensation
3. Water

Question 14

An element is a substance consisting only one type of atom

Answer 14

An element is a substance consisting only one type of atom

Question 15

What is the abbreviation for the element hydrogen

Answer 15

h²

Question 16

What is the abbreviation for the element oxygen

Answer 16

O²

Question 17

What is the abbreviation for water

Answer 17

H²0 - Because it contains a compound

Question 18

What is an element

Answer 18

A substance that consists of only one type of atom

Question 19

What is a molecule

Answer 19

A particle that consists of two or more atoms chemically bonded together

Question 20

What is a compound

Answer 20

A substance that consists of two or more elements chemically bonded together

Question 21

What is the test for hydrogen

Answer 21

If you apply a wood splint it will burn with a squeaky pop

Question 22

Heating a mixture of iron and sulfur to make iron sulfide, what happens

Answer 22

Iron and sulfur mix, then it is heated so they can’t be separated so it forms a compound due to separation, this makes iron sulfidee

Question 23

Two properties of the compound iron sulfide

Answer 23

Black, Solid

Question 24

Iron + Sulfur =

Answer 24

Iron Sulfide

Question 25

Magnesium Description

Answer 25

Shiny grey solid

Question 26

Oxygen Description

Answer 26

Colourless Gas

Question 27

Magnesium Oxide Description

Answer 27

White Ash

Question 28

Magnesium + Oxygen =

Answer 28

Magnesium Oxide

Question 29

Sodium + Chlorine =

Answer 29

Sodium Chloride

Question 30

Calcium + Oxygen =

Answer 30

Calcium Oxide

Question 31

Magnesium + Bromine =

Answer 31

Magnesium Bromide

Question 32

Calcium + Chlorine =

Answer 32

Calcium Chloride

Question 33

Sodium + Sulfur =

Answer 33

Sodium Sulfide

Question 34

Lithium + Fluorine =

Answer 34

Lithium Fluoride

Question 35

Potassium + Iodine =

Answer 35

Potassium Iodide

Question 36

Aluminium + Oxygen =

Answer 36

Aluminium Oxide

Question 37

Calcium + Bromine =

Answer 37

Calcium Bromide

Question 38

Separating a mixture of sand and gravel, what apparatus would you use and how does it work

Answer 38

A Sieve

The smaller particles of sand pass through the sieve while larger pieces of gravel remains in the sieve

Question 39

Separating a mixture of iron and sand, what apparatus would you use and how does it work

Answer 39

A Magnet

The iron is magnetic so will stick to the magnet but the sand isn’t