Year 9- Ions Flashcards
1
Q
silver
A
Ag⁺
2
Q
zinc
A
Zn²⁺
3
Q
lead
A
Pb²⁺
4
Q
iron (II)
A
Fe²⁺
5
Q
iron (III)
A
Fe³⁺
6
Q
copper (II)
A
Cu²⁺
7
Q
ammonium
A
NH₄⁺
8
Q
hydroxide
A
OH⁻
9
Q
carbonate
A
CO₃²⁻
10
Q
nitrate
A
NO₃⁻
11
Q
sulphate
A
SO₄²⁻
12
Q
do non-metals lose or gain electrons to form ions?
A
non-metal gain electrons (negative charge, anions)
13
Q
do metals gain or lose electrons to form ions?
A
metals lose electrons (positive charge, cations)
14
Q
how are salts formed?
A
• salts are formed between metal and non-metal ions
• the charges on the metal ion and non-metal ion must cancel to 0
eg. sodium oxide ( Na⁺ and O²⁻ = Na₂O)
