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WorksheetsChemical Formulas
Total questions: 15
Worksheet time: 2hrs 5mins
How many hydrogen atoms are in this water molecule?
(a)
How many elements are in this chemical formula?
(a)
How many atoms are in this chemical formula?
(a)
(hydrochloric acid) made up of?
(Sulfuric Acid) made up of?
How many total atoms are in one molecule of Glucose (C6H12O6)
1
3
12
24
How many total atoms are in one molecule of Ammonia (NH3)
1
2
3
4
How many different elements are used to make Salt (NaCl)
1
2
3
4
How many different elements are used to make Calcium Carbonate (CaCO3)
3
4
5
6
Which of the following chemical formulas represents a molecule made of 1 potassium, 1 nitrogen, and 3 oxygen atoms?
KNO3
PNO3
PNo3
KNo3
Which chemical formula below represents a molecule made up of 1 carbon atom and 2 oxygen atoms?
CO
C2O
CO2
C2O2
Element name Au
Silver
Gold
Magnesium
August
Element name C
Calcium
Caesium
Carbon
Cobalt
Symbol for Hydrogen
H
Hy
Hd
Hg
Name of Na
Salt
Sulphur
Sodium
Nitrogen
