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UPSC CAPF AC Paper - I
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Neutron is a fundamental particle which carries?

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Important Questions on Chemistry

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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 62
An atom of carbon has 6 protons. Its mass number is 12. How many neutrons are present in the atom of the carbon?
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UPSC CAPF AC Paper - I
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14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 63
The triad of nuclei which is isotonic is:
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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 64

Consider the following statements:

1. The positive charge is immovable because it contains practically all the atom's mass.

2. Atom is the smallest particle of an element that takes part in a chemical reaction.

Which of the statements given above is/are correct?

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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 65

Consider the following statements

1. The neutron was discovered in 1932 by bombarding beryllium with a.-rays.

2. The electron and proton have equal but opposite electron charges.

3. The neutron is not charged.

Which of the statements given above are correct?

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UPSC CAPF AC Paper - I
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14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 66

Consider the following statements

1. Clusters of atoms that act as an ion are called polyatomic ions.

2. In ionic compounds, the charge on each ion is used to determined the chemical formula of the compound.

Which of the statement(s) given above is/are correct?

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UPSC CAPF AC Paper - I
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14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 67
The mass number of an atom is determined by _____.
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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 68
Which one of the following statements is correct?
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UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 10 - Chemistry>Exercise 2>Q 69
The most of the mass of the atom can be found in _____.