Important : Common Ions Flashcards Preview

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Flashcards in Important : Common Ions Deck (34)
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1
Q

Definition of cation

A

+ve ion

Metals

2
Q

Definition of anion

A

-ve ion

Non-metals

3
Q

Group 1 elements

A

1+ ions

4
Q

Group 2 elements

A

2+ ions

5
Q

Group 3 elements

A

3+ ions

6
Q

Group 7 elements

A

1- ions

7
Q

Group 6 elements

A

2- ions

8
Q

Sodium

A

Na 1+

9
Q

Potassium

A

K 1+

10
Q

Calcium

A

Ca 2+

11
Q

Copper ( II )

A

Cu 2+

12
Q

Iron ( II )

A

Fe 2+

13
Q

Iron ( III )

A

Fe 3+

14
Q

Zinc

A

Zn 2+

15
Q

Magnesium

A

Mg 2+

16
Q

Lead

A

Pb 2+

17
Q

Ammonium

A

NH4 1+

18
Q

Ammonia

A

NH3 1+

19
Q

Barium

A

Ba 2+

20
Q

Hydrogen

A

H 1+

21
Q

Lithium

A

Li 1+

22
Q

Silver

A

Ag 1+

23
Q

Chloride

A

Cl 1-

24
Q

Hydroxide

A

OH 1-

25
Q

Nitrate

A

NO3 1-

26
Q

Hydrogen carbonate

A

HCO3 1-

27
Q

Carbonate

A

CO3 2-

28
Q

Oxide

A

O 2-

29
Q

Sulfate

A

SO4 2-

30
Q

Sulfide

A

S 2-

31
Q

Fluoride

A

F 1-

32
Q

Iodide

A

I 1-

33
Q

Bromide

A

Br 1-

34
Q

What 2 methods can be used to work out formulae from the charge of ions

A
  1. Balance charges

2. Cross over method