Counting Atoms/ Elements Question Preview (ID: 55374)


Use Prior Knowledge To Count The Number Of Atoms/ Elements In Each Compound. Don't Forget The Rules About Coefficients And Subscripts. TEACHERS: click here for quick copy question ID numbers.

Determine the number of atoms in the chemical formula- S
a) 1
b) 2
c) 3
d) 4

Determine the number of atoms in the chemical formula- O2
a) 1
b) 2
c) 3
d) 4

Determine the number of atoms in the chemical formula- H2O
a) 1
b) 2
c) 3
d) 4

Determine the number of atoms in the chemical formula- H2SO
a) 1
b) 2
c) 3
d) 4

Determine the number of atoms in the chemical formula- NaCl (sodium chloride)
a) 1
b) 2
c) 3
d) 4

Determine the number of atoms in the chemical formula- N2
a) 1
b) 2
c) 3
d) 4

Determine the number of atoms in the chemical formula- P4
a) 1
b) 2
c) 3
d) 4

Determine the number of atoms in the chemical formula- CH4
a) 4
b) 5
c) 6
d) 7

Determine the number of atoms in the chemical formula- CaBr2
a) 2
b) 3
c) 4
d) 5

Determine the number of atoms in the chemical formula - H2O2
a) 2
b) 3
c) 4
d) 5

Determine the number of elements in the chemical formula- O2
a) 1
b) 2
c) 3
d) 4

Determine the number of elements in the chemical formula- LiNO3
a) 2
b) 3
c) 4
d) 5

Determine the number of elements in the chemical formula- CaBr2
a) 2
b) 3
c) 4
d) 5

Determine the number of elements in the chemical formula- Na2SO4
a) 2
b) 3
c) 4
d) 5

Determine the number of elements in the chemical formula- P4
a) 1
b) 2
c) 3
d) 4

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