NEET2020Chemistry-Mole Concept
NEET 2020 Chemistry Counting Atoms MCQ Question
Type: MCQ-numerical-Medium-Class 11
Which one of the followings has maximum number of atoms?
A
1 g of O₂(g) [Atomic mass of O = 16]
B
1 g of Li(s) [Atomic mass of Li = 7]
C
1 g of Ag(s) [Atomic mass of Ag = 108]
D
1 g of Mg(s) [Atomic mass of Mg = 24]
Correct Answer
Option B
Detailed Explanation
The number of atoms is calculated by dividing the mass by the atomic mass and multiplying by Avogadro's number. Li has the smallest atomic mass, resulting in the highest number of atoms.
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