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NEET Chemistry · Medium

s-Block Elements: Reactivity MCQ

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ReactivityMediumQuestion 36004

Question

Alkali metals are highly reactive because they have:

  1. A
    low ionization enthalpy
    Correct
  2. B
    high electronegativity
  3. C
    small atomic size only
  4. D
    stable half-filled p orbitals

Correct answer

low ionization enthalpy

Explanation

They lose the valence electron easily.

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