1. WBJEE: Chemistry Study Reference
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Radioactivity and Nuclear Chemistry

Submitted by pradipta pramanik on Sun, 02/27/2011 - 13:00
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Radioactivity and Nuclear Chemistry
Radioactivity – α-, β- ,γ—rays and their properties; Artificial transmutation; Rate of radioactive decay, decay constant, half-life and average life period of radio-elements; Units of radioactivity; Numerical problems. Stability of the atomic nucleus – effect of neutron–proton (n/p) ratio on the modes of decay, group displacement law, radioisotopes and their uses (C, P, Co and I as examples) isobars and isotones (definition and examples), elementary idea of nuclear fission and fusion reactions.

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