Atoms, Elements and Compounds

Question 1

What is an atom ?

Answer 1

Smallest part of an element that can exist

Question 2

Compound definition

Answer 2

Two or more elements, chemically bonded

Mixture is opposite

Question 3

What side is the reactants and products of the equation on?

Answer 3

Reactants- left

Products- right

Question 4

Filtration meaning

Answer 4

Separate soluble solids from insoluble solids

Question 5

Crystallisation meaning

Answer 5

Used to obtain a soluble solid from a solution

Question 6

Simple distillation meaning

Answer 6

Obtain a solvent from a solution

Question 7

Fractional distillation meaning

Answer 7

Separating mixtures and they both have different boiling points

Question 8

chromatography meaning

Answer 8

Separate different soluble coloured components of the mixture