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Ten grams of each of the following are p...

Ten grams of each of the following are present in different flasks. Which of these contain maximum number of atoms?
(B = 10.8, Ba = 137.8, Be = 9, Bi = 209)

A

Bismuth

B

Boron

C

Beryllium

D

Barium

Text Solution

Verified by Experts

The correct Answer is:
C
Number of atoms `=("Mass")/("Atomic mass")`
For same mass (10 gm), the number of atoms will be maximum if atomic mass is least. Therefore Beryllium will have maximum number of atoms.
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