Chemistry Revision - Key Terms

All the most important key terms found in the Edexcel Unit 2 Additional Science Book. (Unit C2, GCSE)

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  • Created by: Chloe
  • Created on: 21-02-13 23:04
Chart in which the chemical elements are arranged in order of increasing atomic number. Invented by Russian chemist Mendeleev.
Periodic Table
1 of 19
The smallest part of an element that can take part in chemical reactions.
Atom
2 of 19
The space around an atom occupied by electrons.
Shell
3 of 19
The number representing how many protons are in an element's nucleus.
Atomic number
4 of 19
Atoms of an element which have different numbers of neutrons.
Isotopes
5 of 19
A positively charged ion.
Cation
6 of 19
A negatively charged ion
Anion
7 of 19
A strong electrostatic force between two ions.
Ionic bond
8 of 19
The regular, grid-like arrangement of ions.
Lattice
9 of 19
A substance which dissolves in water.
Soluble
10 of 19
The test for metal ions using a Bunsen burner.
Flame test
11 of 19
Analysis of light on a spectrum.
Spectroscopy
12 of 19
A bond formed when an electron is shared between two atoms.
Covalent bond
13 of 19
Liquids that completely mix to form a solution are...
Miscible
14 of 19
Elements found in Group 7.
Halogens
15 of 19
Unreactive elements in Group 0.
Noble gases
16 of 19
A reaction giving out heat energy is...
Exothermic
17 of 19
A substance which speeds a rate of reaction without being used up.
Catalyst
18 of 19
The amount of product formed in a reaction.
Yeild
19 of 19

Other cards in this set

Card 2

Front

The smallest part of an element that can take part in chemical reactions.

Back

Atom

Card 3

Front

The space around an atom occupied by electrons.

Back

Preview of the front of card 3

Card 4

Front

The number representing how many protons are in an element's nucleus.

Back

Preview of the front of card 4

Card 5

Front

Atoms of an element which have different numbers of neutrons.

Back

Preview of the front of card 5
View more cards

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