InterviewSolution
 Saved Bookmarks
    				| 1. | 
                                    How many atoms are present in a(i) H2S molecule and(ü) PO4^(3-) ion? | 
                            
| 
                                   
Answer»  Answer: (i)3 atomsbecause H2S molecule hastwo atomsof hydrogen and one atom of sulphur. (ii)5 atomsbecause PO43- ion has one atom of phosphorus andfour atomsof oxygen 1) the hydrogen = 2 atom the oxygen =4 atom=6atoms2) the phosphorus = 1 atomthe oxygen =4 atom= 5 atom  | 
                            |