Chemistry
Grade-9
Easy
Question
The one or two letter representation of an element is called as:
- Atomic number
- Element symbol
- Element name
- Atomic mass
Hint:
A shortcut representation of anything is the symbol.
The correct answer is: Element symbol
- The atomic number of a chemical element is the number of protons in the nucleus of an atom of the element.
- The one or two-letter representation of an element is called an element symbol.
- The element name is the name of each element in the periodic table.
- Atomic mass is the sum of the number of protons and neutrons in an atom.
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