Elements

Question 1

All the atoms in an element are the same. true or false

Answer 1

True

Question 2

Are there more metals or non metals on the periodic table

Answer 2

Metals

Question 3

Are metals on the left or right of the periodic table

Answer 3

Left

Question 4

Is shiny a characteristic on a metal or a non metal

Answer 4

Metal

Question 5

Sonorous means…

Answer 5

It makes a pleasing sound when struck

Question 6

Ductile means…

Answer 6

It can be pulled out into a wire

Question 7

Dense means..

Answer 7

Heavy for its size

Question 8

Solid at room temperature is a characteristic of a metal or non metal?

Answer 8

Metal

Question 9

Conductor of electricity is a characteristic of a metal or non metal?

Answer 9

Metal

Question 10

Dull is a characteristic of a metal or a non metal?

Answer 10

Non metal

Question 11

Low melting point is a characteristic of a metal or a non metal?

Answer 11

Non metal

Question 12

List two ways of testing weather something is a metal

Answer 12

See if it’s a solid at room temperature, see weather it’s appearance is dull or shiny, see if it conducts electricity, see if it is malleable, see if it reacts to heating

Question 13

Are metal oxides acid or alkali

Answer 13

Alkali

Question 14

Are non metal oxides acid or alkali

Answer 14

Acid

Question 15

What Colour do oxides of non metals turn in universal indicator

Answer 15

Red

Question 16

What colour do metal oxides turn in universal indicator

Answer 16

Bluey green

Question 17

Why is carbon an unusual element

Answer 17

Because it is not a metal but conducts electricity and normally non metals don’t conduct electricity

Question 18

Why is copper an unusual element

Answer 18

Because it is a brown metal and metals are normally silver

Question 19

Why is silicone an unusual element

Answer 19

Because it is not a metal but it’s shiny and non metals are usally dull

Question 20

Why is led an unusual element

Answer 20

Because it melts at a low temperature but is a metal and metals normally melt a at a high temperature

Question 21

Why is bromine unusual

Answer 21

Because it is a liquid at room temperature but is a non metal

Question 22

Why is mercury unusual

Answer 22

Because it is a metal but is a liquid at room temperature

Question 23

What is allotropy

Answer 23

It is when atoms of the element are put together in different ways creating different forms of the element

Question 24

Two allotropes of carbon are..

Answer 24

Diamond and graphite

Question 25

Two allotropes of tin are…

Answer 25

White tin and grey tin

Question 26

What is there difference between the two allotropes of carbon (diamond and graphite)

Answer 26

Diamond is a hard transparent precious mineral whereas graphite is a slippery grey solid which conducts electricity. Is diamond each carbon atom bonds with 4 other carbon atoms whereas in graphite each carbon atom bonds with 3 other atoms.

Question 27

Describe the difference between allotropes of tin(white tin and grey tin)

Answer 27

White tin is a shiny malleable metal whereas grey tin is a non metallic a brittle substance

Question 28

Definition of element…

Answer 28

A substance made up of all the same atoms

Question 29

Definition of compound…

Answer 29

A substance made up of different atoms

Question 30

Definition of oxide…

Answer 30

When an element burns in the air and reacts with oxygen in the air to form a compound of the element and oxygen