Chemistry
Grade-9
Easy
Question
A section of the Periodic Table of Elements is provided. What is the chemical symbol for magnesium?
- 24.31
- Magnesium
- Mg
- 12
Hint:
All elements are represented in a common form AXZ.
The correct answer is: Mg
- All elements are represented in a common form AXZ. A represents an atomic number, X represents a chemical symbol, and Z represents a mass number.
- Here Mg is the chemical symbol of magnesium, the atomic number is 12 and the mass number is 24.31.
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