1
Q
What is an ion
A
A charged particle formed when an atom gains or loses electrons.
2
Q
What is a cation
A
A positive ion
3
Q
What is an anion
A
Negative ion
4
Q
What is a molecular ion
A
A charged particle containing 2 or more atoms covalently bonded
5
Q
What is an ionic bond
A
The attraction between oppositely charged ions
6
Q
What is a covalent bond
A
A shared pair of electrons
7
Q
What is a molecule
A
Contains 2 or more atoms covalently bonded
8
Q
What does diatomic mean
A
Means that there are 2 atoms covalently bonded in the molecule
9
Q
What is metallic bonding
A
The attraction between delocalised electrons and the positive ions in a regular lattice
Chemistry
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