JEE CHEMISTRY MCQ: STRUCTURE OF ATOM

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The mass of a negative meson is 208 time the mass of electron. If the

e / m

ratio of

\alpha

-particle is

x

unit, then the

e / m

ratio of this meson will be

View answer and explanation

Correct option: C

17.65\,x

unit

Option C (

17.65\,x

unit) is correct because the e/m ratio is inversely proportional to the mass, and the mass of the meson is given relative to the electron.

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n^{\text {th }}

\mathrm{A}

\times 10^{12}

\frac{1}{{ }^{\prime} \mathrm{B}^{\prime}}

\ell = 1,\,\,m = 0

1.25 \times {10^{ - 13}} \times {A^{1/3}}\mathrm{cm}.