Question

4. An alpha particle contains
1. 4 positive charge and 2 mass unit
II. 2 positive charge and 4 mass unit
III. 2 positive charge and 2 mass unit
IV. 4 positive charge and 4 mass unit​

Answer 1

Answer:

● An alpha particle contains 2 positive charge and 4 mass unit.

Answer 2

Answer:

||. 2 positive charge and 4 mass unit

Explanation:

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