If an atom is represented as \( _{11}^{23}X \), which of the following deduction is correct?
- it contains 12 protons
- it forms a covalent chloride
- its atomic number is 23
-
it is an alkali metal
The correct answer is: D
Explanation
Sodium has atomic / proton number of 11 and belongs to Group 1[alkali metals] on the periodic table
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