Tag: neutrons

Questions Related to neutrons

 Which of the following would not be attracted or deflected while traveling through an electric field?
I. Gamma ray
II. Beta particle
III. neutron.

chemistry structure of the atom neutrons discovery of neutrons structure of atoms

  1. i only

  2. ii only

  3. i and ii Only

  4. i and iii only

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Correct Option: D
Explanation:

Gamma rays and neutrons have no charge as they are neutral, hence, these would not be attracted or deflected while traveling through an electric field.

Doubly magic nucleus is:

chemistry structure of the atom neutrons discovery of neutrons structure of atoms

  1. $ _{ 82 }^{ 207 }{ Pb }$

  2. $ _{ 82 }^{ 206 }{ Pb }$

  3. $ _{ 82 }^{ 208 }{ Pb }$

  4. $ _{ 83 }^{ 209 }{ Bi }$

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Correct Option: C
Explanation:

Doubly magic nucleus is $\displaystyle _{ 82 }^{ 208 }{ Pb }$. It has 82 protons and $\displaystyle 208-82=126$ neutrons. 82 and 126 are magic numbers.