Chemistry
State the number of atoms present in each of the following:
(a) PO43-
(b) P2O5
(c) H2SO4
(d) SO4-2
Chemical Formula
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Answer
(a) PO43-
P = 1 atom
O = 4 atoms
Total atoms = 1 + 4 = 5 atoms
(b) P2O5
P = 2 atoms
O = 5 atoms
Total atoms = 2 + 5 = 7 atoms
(c) H2SO4
H = 2 atoms
S = 1 atom
O = 4 atoms
Total atoms = 2 + 1 + 4 = 7 atoms
(d) SO4-2
S = 1 atom
O = 4 atoms
Total atoms = 1 + 4 = 5 atoms
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