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Which type of radioactive emission has a positive charge and weak penetrating power? (1) alpha particle (3) gamma ray (2) beta particle (4) neutron
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Which type of radioactive emission has a positive charge and weak penetrating power?

(1) alpha particle (3) gamma ray
(2) beta particle (4) neutron

User Aetherix
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1 Answer

3 votes
1. The Alpha particle is a helium nucleus, is positively charged & would barely penetrate a piece of paper.
User Biggy Smith
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