Year 10 Exams Revision Flashcards
1
Q
Define mixture
A
When substances are mixed together but not joined
2
Q
Define distillation
A
Separating a liquid from a mixture by evaporating the liquid and condensing it
3
Q
Define insoluble
A
Cannot be dissolved
4
Q
Define soluble
A
Can be dissolved
5
Q
Define chromatogram
A
A piece of paper showing results
6
Q
Define compound
A
A material made out of two or more elements chemically bonded
7
Q
Define mass number
A
It is the protons and neutrons added together
8
Q
Define isotope
A
Same number of protons but different number neutrons
9
Q
Define electron shell
A
Areas around the nucleus that can be occupied by an electron
