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NTA Abhyas NEET2020ChemistryClassification of Elements and Periodicity in PropertiesPractice

The number of electrons in Cl - ion are:

Options

  1. A19
  2. B20
  3. C18
  4. D35

Correct answer

C. 18

Step-by-step solution

The atomic number of chlorine is 17 and in Cl - ion, one extra electron is present. Thus, total no. of electrons=18.

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