State the number of atoms present in each of the following chemical species (a) CO3-2 (b) PO4-3 (c) P2 O5 (d) CO
ScienceClass 9CBSEAnswered 27 Mar 2026
Answer
Soln:
- CO3-2- 1+3=4
- PO4-3 -1+4=5
- P2 O5 – 2+5=7
- CO – 1+1=2
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