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3. Classification of elements and periodicity in properties — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry3. Classification of elements and periodicity in properties1 Mark
MCQ
Which of the following properties show gradual decrease with increase in atomic number across a period in the periodic table
  • A
    Electron affinity
  • B
    Ionization potential
  • C
    Electronegativity
  • ✓
    Size of atom
✓

Answer

Correct option: D.
Size of atom
d
Across a period size of atom decrease with increase in atomic number due to increase in effective nuclear charge.

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