Question

The atomic number and mass number of magnesium are 12 and 24 respectively. How will you show this by the convention symbol?

Answer 1

12 Mg 24
12 at the base and 24 as the power
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Answer 2

Question: The atomic number and mass number of magnesium are 12 and 24 respectively. How will you show this by the convention symbol ?

Solution:

To represents this symbolically,put atomic number as subscript and mass number is at superscript.

$_{12} ^{24}\:Mg$

Hope it helps you.