States Of Matter

Question 1

What are the 3 states of mater ?

Answer 1

Solid , liquid , gas

Question 2

Solids :

Answer 2

1. Don’t have much energy so particles do not move much
2. As particles don’t move solids stay in structured rows

Question 3

Liquids :

Answer 3

1. More energy than gases but less than solids
2. Particles can move freely but tend to stick together

Question 4

Gases :

Answer 4

1. Free to move
2. Gases keep no shape or volume
3. The hotter the particles get the quicker they move

Question 5

How can measure purity ?

Answer 5

Seeing if the substance melts or boils at the exact point it’s meant to if it’s pure

Question 6

What is simple distillation used to find ?

Answer 6

Separating a liquid form a solution

Eg : pure water from salt water

Question 7

What does filtration separate?

Answer 7

Insoluble solid from a liquid

Question 8

Crystallisation :

Answer 8

Separates soluble solid from a solution

Question 9

Calculation for rf value ?

Answer 9

Distance travelled by a substance rf=___________________________________
Distance travelled by solvent

Question 10

Types of water :

Answer 10

1. Surface water
2. Ground water
3. Waste water

Question 11

What potable water ?

Answer 11

Water that’s is drinkable