metal ions

Question 1

properties of nickel?

Ni2+

Answer 1

oxidation state - 2+
used for batteries, coins and cars
examples: nickel carbonate, chloride

Question 2

properties of iron?

Fe

Answer 2

oxidation state - 2+
used for textile dying and printing, water purification
examples: ferrous sulfate, ferrous nitrate

Question 3

properties of copper?

Cu2+

Answer 3

oxidation state - 2+
used for wood preservatives, pigment for glass
examples: copper oxide, sulfate

Question 4

properties of sodium?

Na+

Answer 4

oxidation state - 1+
used in chemical industry
examples: sodium nitrate, baking soda

Question 5

properties of potassium?

K+

Answer 5

oxidation state- 1+
used in fertilisers and liquid soap
examples: potassium chloride

Question 6

properties of calcium?

Ca2+

Answer 6

oxidation state - 2+
used in cement and foods
examples: calcium carbonate, sulfate

Question 7

properties of manganese?

Mn2+

Answer 7

oxidation state - 2+
used for fungicide and oxidising agent
examples: manganese dioxide, chloride

Question 8

properties of lithium?

Li+

Answer 8

oxidation state - 1+
used for toys, clocks and laptops
examples: lithium carbonate, chloride

Question 9

properties of platinum?

Pt2+

Answer 9

oxidation state - 2+
used to treat cancer in chemotherapy
examples: cisplatin carboplatin