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WorksheetsY9 - Formulae and Equations 1 - counting atoms & ionic/covalent
Total questions: 20
Worksheet time: 10mins
How many atoms are there in sodium chloride - NaCl?
1
2
3
4
How many atoms are there in sulfur dioxide - SO2?
1
2
3
4
How many atoms are there in ethene - C2H4?
2
4
6
8
How many atoms are there in ammonium chloride - NH4Cl?
2
4
6
8
How many atoms are there in ammonium sulfate - (NH4)2SO4?
10
13
15
16
How many atoms are there in magnesium nitrate - Mg(NO3)2?
5
6
9
10
How many atoms are there in sodium carbonate - Na2CO3?
3
4
5
6
What is the name of the compound with this formula: NaBr?
sodium bromine
bromine sodiumide
sodium bromide
sodium bromate
What is the name of the compound with this formula: CuCO3?
copper carbide
copper oxide
oxygen carbonate
copper carbonate
What is the name of the compound with this formula: Na2SO4?
sulfur sodiumide
sulfur sodiumate
sodium sulfide
sodium sulfate
What is the name of the compound with this formula: Li2O?
lithium oxide
lithium oxate
oxygen lithide
oxygen lithate
Which of the following could be the formula of potassium nitrate?
KN
KNO3
NO3
KO2
Which of the following could be the formula of calcium sulfide?
CaNa
CaS
CaSO4
CS
Which of the following elements is a metal?
Calcium
Oxygen
Phosphorus
Iodine
Which of the following elements is a non-metal?
Sulfur
Potassium
Magnesium
Aluminium
Which of the following compounds is ionic?
LiCl
H2O
CH4
SO2
Which of the following compounds is covalent?
CaO
NH3
Na2SO4
LiBr
Which of the following compounds is ionic?
MgO
NH3
C2H6
H2S
Which of the following compounds is covalent?
MgCO3
CH3CH2OH
Al2O3
Ca(OH)2
Which of the following elements does not exist normally as a diatomic molecule?
Hydrogen
Oxygen
Helium
Nitrogen
