Sanj3ohneish6aeb Sanj3ohneish6aeb

31-12-2015
Chemistry

contestada

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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jadennnoble jadennnoble

31-12-2015

1. The Alpha particle is a helium nucleus, is positively charged & would barely penetrate a piece of paper.

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