Calculate the number of electrons , protons and neutrons in (I ) phosphorus atom (ii ) phosphate ion mass number `= P=31 , O=16`
Atomic numbers `: P = 15 ,o =8 `

Explanation

To solve the problem of calculating the number of electrons, protons, and neutrons in a phosphorus atom and a phosphate ion, we will follow these steps:

### Step 1: Calculate for Phosphorus Atom

1. **Identify the Atomic Number and Mass Number**:
- Atomic Number (Z) of Phosphorus (P) = 15
- Mass Number (A) of Phosphorus = 31

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