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How many active sets of electrons are present in the central atom of H₂O?

How many active sets of electrons are present in the central atom of H₂O?

پانی کے مرکزی ایٹم میں الیکٹران کے کتنے فعال سیٹ موجود ہیں؟
Explanation
  • The oxygen atom in H₂O has four active sets of electrons: two lone pairs and two bonding pairs.
  • These four electron pairs arrange themselves in a tetrahedral geometry around the oxygen atom to minimize repulsion.