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Chemisty > Useful Valencies, Ions and Formulae > Flashcards

Useful Valencies, Ions and Formulae Flashcards

1
Q

lithium is a … and has a valency of …

it’s chemical formula is …

A

lithium is a metal and has a valency of 1+

its chemical formula is Li

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2
Q

sodium is a … and has a valency of …

its chemical formula is …

A

sodium is a metal and has a valency of 1+

its chemical formula is Na

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3
Q

fluoride is a … and has a valency of …

its chemical formula is …

A

fluoride is a non-metal and has a valency of 1-

its chemical formula is F

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4
Q

oxide is a … and has a valency of …

its chemical formula is …

A

oxide is a non-metal and has a valency of 2-

its chemical formula is O

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5
Q

sulfide is a … and has a valency of …

its chemical formula is …

A

sulfide is a non-metal and has a valency of 2-

its chemical formula is S

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6
Q

aluminium is a … and has a valency of …

its chemical formula is …

A

aluminium is a metal and has a valency of 3+

its chemical formula is Al

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7
Q

lead (II) is a … and has a valency of …

its chemical formula is …

A

lead (II) is a metal and has a valency of 2+

its chemical formula is Pb

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8
Q

nickel is a … and has a valency of …

its chemical formula is …

A

nickel is a metal and has a valency of 2+

its chemical formula is Ni

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9
Q

iodide is a … and has a valency of …

its chemical formula is …

A

iodide is a non-metal and has a valency of 1-

its chemical formula is I

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10
Q

nitride is a … and has a valency of …

its chemical formula is …

A

nitride is a non-metal and has a valency of 3-

its chemical formula is N

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11
Q

silver is a … and has a valency of …

its chemical formula is …

A

silver is a metal and has a valency of 1+

its chemical formula is Ag

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12
Q

carbon is a … and has a valency of …

its chemical formula is …

A

carbon is a non-metal and has a valency of 4

its chemical formula is C

carbon does not form ions

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13
Q

chloride is a … and has a valency of …

its chemical formula is …

A

chloride is a non-metal and has a valency of 1-

its chemical formula is Cl

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14
Q

magnesium is a … and has a valency of …

its chemical formula is …

A

magnesium is a metal and has a valency of 2+

its chemical formula is Mg

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15
Q

barium is a … and has a valency of …

its chemical formula is …

A

barium is a metal and has a valency of 2+

its chemical formula is Ba

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16
Q

hydrogensulfate is a … and has a valency of …

its chemical formula is …

A

hydrogensulfate is a non-metal and has a valency of 1-

its chemical formula is HSO4

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17
Q

hydroxide is a … and has a valency of …

its chemical formula is …

A

hydroxide is a non-metal and has a valency of 1-

its chemical formula is OH

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18
Q

hydrogen is a … and has a valency of …

its chemical formula is …

A

hydrogen is not a metal but behaves as such by forming postive ions and has a valency of 1+

its chemical formula is H

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19
Q

ammonium is a … and has a valency of …

its chemical formula is …

A

ammonium is not a metal but behaves as such by forming postive ions and has a valency of 1+

its chemical formula is NH4

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20
Q

silicon is a … and has a valency …

its chemical formula is …

A

silicon is a non-metal and has a valency 4

its chemical formula is Si

silicon does not form ions

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21
Q

sulphate is a … and has a valency …

its chemical formula is …

A

sulphate is a non-metal and has a valency 2-

its chemical formula is SO4

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22
Q

bromide is a … and has a valency …

its chemical formula is …

A

bromide is a non-metal and has a valency 1-

its chemical formula is Br

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23
Q

potassium is a … and has a valency …

its chemical formula is …

A

potassium is a metal and has a valency 1+

its chemical formula is K

24
Q

iron (II) is a … and has a valency …

its chemical formula is …

A

iron (II) is a metal and has a valency 2+

its chemical formula is Fe

25
Q

hydrogencarbonate is a … and has a valency …

its chemical formula is …

A

hydrogencarbonate is a non-metal and has a valency 1-

its chemical formula is HCO3

26
Q

iron(III) is a … and has a valency …

its chemical formula is …

A

iron(III) is a metal and has a valency 3+

its chemical formula is Fe

27
Q

carbonate is a … and has a valency …

its chemical formula is …

A

carbonate is a non-metal and has a valency 2-

its chemical formula is CO3

28
Q

copper (I) is a … and has a valency …

its chemical formula is …

A

copper (I) is a metal and has a valency 1+

its chemical formula is Cu

29
Q

calcium is a … and has a valency …

its chemical formula is …

A

calcium is a metal and has a valency 2+

its chemical formula is Ca

30
Q

phosphate is a … and has a valency …

its chemical formula is …

A

phosphate is a non-metal and has a valency 3-

its chemical formula is PO4

31
Q

copper (II) is a … and has a valency …

its chemical formula is …

A

copper (II) is a metal and has a valency 2+

its chemical formula is Cu

32
Q

nitrate is a … and has a valency …

its chemical formula is …

A

nitrate is a non-metaland has a valency1-

its chemical formula is NO3

33
Q

zinc is a … and has a valency …

its chemical formula is …

A

zinc is a metal and has a valency 2+

its chemical formula is Zn

34
Q

hydrogen is a …

its chemical formula is …

A

hydrogen is a gas

its chemical formula is H2

35
Q

nitric is a …

its chemical formula is …

A

nitric is an acid

its chemical formula is HNO3​​

36
Q

methanoic is a …

its chemical formula is …

A

methanoic is an acid (weak)

its chemical formula is HCOOH

37
Q

methane is a …

its chemical formula is …

A

methane is a gas

its chemical formula is CH4

38
Q

chlorine is a …

its chemical formula is …

A

chlorine is a gas

its chemical formula is Cl2

39
Q

carbon dioxide is a …

its chemical formula is …

A

carbon dioxide is a gas

its chemical formula is CO2

40
Q

carbonic is a …

its chemical formula is …

A

carbanoic is an acid (weak)

its chemical formula is H2CO3

41
Q

sulphuric is a …

its chemical formula is …

A

sulphuric is an acid

its chemical formula is H2SO4

42
Q

sulfur dioxide is a …

its chemical formula is …

A

sulfur dioxide is a gas

its chemical formula is SO2

43
Q

ethanoic is a …

its chemical formula is …

A

ethanoic is an acid (weak)

its chemical formula is CH3COOH

44
Q

oxygen is a …

its chemical formula is …

A

oxygen is a gas

its chemical formula is O2

45
Q

nitrogen is a …

its chemical formula is …

A

nitrogen is a gas

its chemical formula is N2

46
Q

phosphoric is a …

its chemical formula is …

A

phosphoric is an acid

its chemical formula is H3PO4

47
Q

hydrochloric is a …

its chemical formula is …

A

hydrochloric is an acid

its chemical formula is HCl

48
Q

water is a …

its chemical formula is …

A

water is a liquid

its chemical formula is H2O

49
Q

ammonia is a …

its chemical formula is …

A

ammonia is a gas

its chemical formula is NH3

50
Q

flourine is a …

its chemical formula is …

A

flourine is a gas

its chemical formula is F2

51
Q

bromine is a …

its chemical formula is …

A

bromine is a liquid

its chemical formula is Br2

52
Q

iodine is a …

its chemical formula is …

A

iodine is a soild

its chemical formula is I2

53
Q

carbon monoxide is a …

its chemical formula is …

A

carbon monoxide is a gas

its chemical formula is CO

54
Q

ethene is a …

its chemical formula is …

A

ethene is a gas

its chemical formula is C2H4

55
Q

What is the reactivity series (most to least reactive)?

A

potassium

sodium

lithium

calcium

magnesium

aluminium

carbon

zinc

iron

tin

lead

hydrogen

copper

silver

gold

platinum

Chemisty (20 decks)

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