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Structure of the Atom

For the following statements, write T for True and F for False

Science

Class 9

NCERT

Chapter 1: Matter in Our Surroundings

9 questions

Chapter 2: Is Matter Around Us Pure?

13 questions

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16 questions

Chapter 4: Structure of the Atom

19 questions

Composition of the nuclei of two atomic species

X

and

Y

are given as under

X

Y

Protons

=

6

6

Neutrons

=

6

8

X

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.

Rutherford's alpha-particle scattering experiment was responsible for the discovery of:

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Chapter 15: Gravitation

29 questions

Question

Easy

Solving time: 4 mins

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.

Name: Video solution 1: [Solved] 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 20001 times that of the proton.(d) An isotope of iodine is used for making tincture iodine, which is used as a medicine. - Science
Uploaded: 2023-10-26T15:21:29.000Z
Duration: 4 min

Views: 5,948 students

Updated on: Oct 26, 2023

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Science (NCERT)

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\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.

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Text solutionVerified

(a) J.J.Thomson proposed that the nucleus of an atom contains only nucleons.(F).

(b) A neutron is formed by an electron and a proton combining together. Therefore, it is neutral. (F).

(d) An isotope of iodine is used for making tincture iodine, which is used as a medicine.(T).

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Practice more questions from Science (NCERT)

Composition of the nuclei of two atomic species

X

and

Y

are given as under

X

Y

Protons

=

6

6

Neutrons

=

6

8

X

\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.

Rutherford's alpha-particle scattering experiment was responsible for the discovery of:

View all

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Question Text	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.
Updated On	Oct 26, 2023
Topic	Structure of the Atom
Subject	Science
Class	Class 9
Answer Type	Text solution:1 Video solution: 1
Upvotes	169
Avg. Video Duration	4 min

Text solutionVerified

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