Question

Q.43 An alpha particle contains
O
(a) 4 positive charge and 2 mass
unit
O
(b). 2 positive charge and 4 mass
unit
O
(C). 2 positive charge and 2 mass
unit
O
(d) 4 positive charge and 4 mass
unit​

Answer 1

An alpha particle contains..Two positive charge and 2 mass unit...

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Answer 2

Answer:

alpha particle i.e positively charge particle identical to to helium neculus..... it is emited by some radioactive substance that has 2 proton and 2 electron bond together.so answer is 2 lositive charge and 4 mass unit