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Atomic Number

For the follo...

Question

For the following statements, write T for True and F for False.
The mass of an electron is $1 / 2000$ times that of proton.

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Solution

F
The mass of the electron is $\frac{1}{1837}$ times that of a proton.

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Q. For the following statements, write T for True and F for False.
(a) J.J.Thomson proposed that the nucleus of an atom contains only nucleons.
(b) A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.
(c) The mass of an electron is about

\frac{1}{2000}

times that of the proton.
(d) An isotope of iodine is used for making tincture iodine, which is used as a medicine.

Q. For the following statements, write T for True and F for False.
A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.

Q. For the following statements, write T for True and F for False.
J.J. Thomson proposed that the nucleus of an atom contains only nucleons.

State whether True or False.

(a) J.J. Thomson proposed that the nucleus of an atom contains only nucleons.
(b) A neutron is formed by an electron and a proton combining. Therefore, it is neutral.
(c) The mass of an electron is about

\frac{1}{2000}

times that of a proton.

State True or False.

The electron distribution is spherically symmetrical for

l = 1

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