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1988 WAEC Chemistry Theory (a) Arrange the following in their correct order of increasing energy: alpha particles, gamma rays...

Chemistry
WAEC 1988

(a) Arrange the following in their correct order of increasing energy: alpha particles, gamma rays and beta particles

(b) State one difference between nuclear fission and nuclear fusion

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Explanation

(a) Alpha particles, beta particles, gamma rays

         in order of increasing energy

         in terms of penetrating energy

(b) Difference between nuclear fission and nuclear fusion

Nuclear fission

Nuclear fusion

A heavy isotope of element is split into fragments of lighter elements by neurons bombardments of the heavy nucleus

Lighter isotopes combine to give a heavier isotope E.g  \(^2_1H + ^3_1H\) \(\to\) \(^4_2He\) + \(^1_0n\)


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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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