JEE PHYSICS MCQ: NUCLEI

1 Easy

1 of 1

Application +4 | -1

What are the respective number of

\alpha

and

\beta^-

particles emitted in the following radioactive decay?

_{90}^{200}X \to \,_{82}^{172}Y

View answer and explanation

Correct option: A

7 and 6

Option A (7 and 6) is correct because balancing the mass number and atomic number in the radioactive decay equation yields 7 alpha particles and 6 beta-minus particles.

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The radius of a nucleus with atomic mass number

\mathrm{7}

\mathrm{2}\,\,\mathrm{fermi}

. Find the radius of nucleus with atomic number

\mathrm{189}

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N{e^{22}}

nucleus, after absorbing energy, decays into two

\alpha -

particles and an unknown nucleus. The unknown nucleus is A moderator is used in nuclear reactors in order to Nuclear forces are For uranium nucleus how does its mass vary with volume?