NEET
Chemistry

Moles Atoms Electrons

Low Priority
Consistency: 30%
Weightage: 6 / 20 Yrs

High-Yield Trend

1
2025
1
2024
1
2020
1
2018
2
2015
1
2010

Questions
7 MCQs

01
PYQ 2010
easy
chemistry ID: neet-201

The number of atoms in 0.1 mole of a triatomic gas is (NA= 6.02 x 1023 mol-1):

1. 6.026\times 1022

2. 1.806\times 1023

3. 3.600\times 1023

4. 1.800\times 1022

1
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2
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3
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4
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02
PYQ 2015
easy
chemistry ID: neet-201

If Avogadro number , is changed from to this would change the:

1. Definition of mass in units of grams
2. Mass of one mole of carbon
3. Coefficient of chemical species in a balanced equation
4. Ratio of elements in a compound
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03
PYQ 2015
easy
chemistry ID: neet-201
The number of water molecules are maximum in:

1. 18 molecules of water
2. 1.8 g of water
3. 18 g of water
4. 18 moles of water
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04
PYQ 2018
medium
chemistry ID: neet-201
The maximum number of water molecules among the following is:

1. 18 mL of water
2. 0.18 g of water
3. 0.00224 L water vapours at 1 atm and 273 K
4. 10-3 mol of water

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05
PYQ 2020
easy
chemistry ID: neet-202

One mole of carbon atoms has a mass of 12 g. Determine the number of atoms present in this sample:
(Given: Mass of is 1.9926\times 10-23 g)

1. 1.2\times 1023 2. 6.022\times 1022
3. 12\times 1022 4. 6.022\times 1023
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06
PYQ 2024
easy
chemistry ID: neet-202
Which of the following contains the highest number of helium atoms?

1. 4 u of helium
2. 4 g of helium
3. 2.27 L of helium at STP
4. 4 mol of helium
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07
PYQ 2025
medium
chemistry ID: neet-202
Consider the following data of compounds:
A.
B.
C.
D.
E.
Which of the following represents a correct set of compounds having an equal number of atoms?
1. B, C, and D only
2. B, D, and E only
3. A, B, and C only
4. A, B, and D only
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Preparing Moles Atoms Electrons for NEET

Moles Atoms Electrons is a specific sub-topic that frequently appears in the NEET examination. Understanding the underlying principles and practicing targeted questions is key to mastering this concept.

The questions compiled above are previous year questions (PYQs) directly related to Moles Atoms Electrons. Practicing these specific questions helps you understand the difficulty level and the examiner's approach to this topic.

Topic Frequently Asked Questions

Is Moles Atoms Electrons a high-weightage topic?

You can refer to the priority and consistency badges at the top of this page. High priority topics should be thoroughly revised multiple times before the exam.

Should I memorize the solutions?

No, it is highly recommended to understand the core concept and methodology behind each solution rather than memorizing them, as exact questions are rarely repeated, but the concepts definitely are.