Fewpal
+1 vote
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in Chemistry by (29.7k points)

How many atoms are present in a 

(i) H2S molecule and 

(ii) PO4 3- ion?

1 Answer

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Best answer

(i) In an H2S molecule, three atoms are present; two of hydrogen and one of sulphur. 

(ii) In a PO43- ion, five atoms are present; one of phosphorus and four of oxygen.

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