11 mark
Which of the following compounds is not bonded ionically?
CaCO3
CH3OH
NaOH
BaCl2
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Syllabus Edition
First teaching 2023
First exams 2025
|
Ionic Bonding (CIE A Level Chemistry)
Topic Questions
21 mark
Which statement correctly describes what happens when silicon tetrachloride is added to water?
The SiCl4 reacts to give an acidic solution only
The SiCl4 reacts to give a precipitate and an acidic solution
The SiCl4 reacts to give a precipitate and a neutral solution
The SiCl4 dissolves to give a neutral solution only
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11 mark
What are the correct formulas for the following ions?
|
|
Phosphate |
Ammonium |
Ethanoate |
Nitrite |
|
A |
PO43- |
NH4+ |
CH3COO+ |
NO3- |
|
B |
PO32- |
NH4- |
CH3COO- |
NO2- |
|
C |
PO43- |
NH4+ |
CH3COO- |
NO2- |
|
D |
PO42- |
NH4+ |
CH3CH2COO- |
NO3- |
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21 mark
What is the correct formula for gallium phosphide?
Ga2P
GaP
Ga3P2
GaP2
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31 mark
What is the correct formula for aluminium sulfate?
Al3(SO4)2
Al(SO4)2
Al2(SO4)3
AlSO4
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11 mark
Which of the following compounds has both covalent and ionic bonds?
calcium chloride, CaCl2
sodium nitrate, NaNO3
propanoic acid, CH3CH2COOH
1,2-dibromoethane, CH2BrCH2Br
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21 mark
Which of the following statements about ions and ionic compounds is not correct?
nitrogen can form a 3– ion
potassium can form a cation
the formula for aluminium chloride is AlCl2
the formula for ammonium phosphate is (NH4)3PO4
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31 mark
Which is the best description of ionic bonding?
electrostatic attraction between cations and electrons
electrostatic attraction between nuclei
electrostatic attraction between oppositely charged ions
electrostatic attraction of nuclei towards shared electrons in the bond between the nuclei
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