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Year 10 Science > Compounds and Ionic Bonding > Flashcards

Compounds and Ionic Bonding Flashcards

(72 cards)

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1
Q

What is a chemical element?

A

A chemical substance whose atoms all have the same number of protons, and cannot be broken down into any other substance.

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2
Q

Define a compound.

A

Material formed by chemically bonding two or more chemical elements.

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3
Q

What is an ionic bond?

A

Chemical connection in which one atom loses valence electrons and gains them from another, between a cation and anion.

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4
Q

What is an ionic compound?

A

A compound that is formed by ionic bonding.

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5
Q

What is the ratio of sodium chloride (NaCl)?

A

1:1

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6
Q

What is the ratio of aluminium chloride (AlCl3)?

A

1:3

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7
Q

What is the ratio of glucose (C6H12O6)?

A

6:12:6

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8
Q

Is magnesium an element or a compound?

A

Element

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9
Q

Is NH3 an element or a compound?

A

Compound

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10
Q

Is HF an element or a compound?

A

Compound

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11
Q

Is NaOH an element or a compound?

A

Compound

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12
Q

Is Ca an element or a compound?

A

Element

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13
Q

Is Cl2 an element or a compound?

A

Element

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14
Q

What is the element ratio in HCl?

A

1:1

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15
Q

What is the element ratio in NO2?

A

1:2

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16
Q

What is the element ratio in H2O2?

A

2:2 (1:1)

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17
Q

What is the element ratio in NiCl2?

A

1:2

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18
Q

What is the element ratio in Al(OH)3?

A

1:3:3

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19
Q

What is the element ratio in MgSO4?

A

1:1:4

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20
Q

What is the element ratio in (NH4)2CO3?

A

2:8:1:3

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21
Q

What is the element ratio in Fe3(PO4)2?

A

3:2:8

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22
Q

What is the difference between Fe2+ and Fe3+?

A

Fe2+ has lost 2 electrons compared to Fe3+ which has lost 3 electrons.

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23
Q

What is the electron configuration of potassium?

A

2, 8, 8, 1

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24
Q

What is the ion formed from potassium?

A

K+

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25
What is the number of protons in the potassium ion?
19
26
What is the ion name for fluorine?
Fluoride ion
27
What is the ion formula for sodium?
Na+
28
What is the ion name for magnesium?
Magnesium ion
29
What is the ion name for chlorine?
Chloride ion
30
What is the ion name for calcium?
Calcium ion
31
What is the ion name for aluminium?
Aluminium ion
32
What is the formula for the bromide ion?
Br -
33
Is the ammonium ion monoatomic or polyatomic?
Polyatomic
34
What is the formula for the iodide ion?
I -
35
What is the formula for the hydroxide ion?
OH -
36
What is the formula for the tin(II) ion?
Sn2+
37
What is the formula for the carbonate ion?
CO3 2-
38
What is the ratio of cation to anion in AgBr?
1:1
39
What is the cation name in Mg(OH)2?
Magnesium ion
40
What is the anion name in CaSO4?
Sulphate ion
41
What is the formula for sodium hydroxide?
NaOH
42
What is the formula for magnesium nitrate?
MgNO3
43
What is the formula for potassium chloride?
KCl
44
What is the formula for lithium sulphide?
Li2S
45
What is the formula for ammonium bromide?
NH4Br
46
What is the formula for hydrogen chloride?
HCl
47
What is the formula for iron sulphate?
FeSO4
48
What is the formula for zinc iodide?
ZnI2
49
What is the formula for barium phosphate?
Ba3(PO4)2
50
What is the formula for cobalt chloride?
CoCl2
51
What is the formula for silver carbonate?
Ag2CO3
52
What is the formula for calcium sulphate?
CaSO4
53
What is the formula for aluminium nitrate?
Al(NO3)3
54
What is the formula for aluminium oxide?
Al2O3
55
What is the formula for magnesium sulphide?
MgS
56
What is the formula for beryllium fluoride?
BeF2
57
What is the formula for potassium nitrate?
KNO3
58
What is the formula for chromium phosphate?
CrPO4
59
What is the formula for sodium chloride?
NaCl
60
What is the formula for iron (II) hydroxide?
Fe(OH)2
61
What are the ions present in calcium chloride?
Ca2+, Cl–
62
What is the formula for sodium bromide?
NaBr
63
What is the formula for potassium fluoride?
KF
64
What is the formula for lithium oxide?
Li2O
65
What is the formula for magnesium oxide?
MgO
66
What is the formula for magnesium chloride?
MgCl2
67
What is the formula for beryllium bromide?
BeBr2
68
What is the formula for calcium oxide?
CaO
69
What is the formula for sodium fluoride?
NaF
70
What is the formula for potassium sulfide?
K2S
71
What is the formula for iron(II) carbonate?
FeCO3
72
What is the formula for zinc hydroxide?
Zn(OH)2

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