Acid base concept

Lewis acid-base concept have following characteristics except.

• Formation of adduct

• Formation of coordinate covalent bond

• Donation and acceptance of pair of electrons

• Donation and acceptance of proton

Which one of following is conjugate base of H₂O

• H₃O⁺¹

• H⁺

• OH^-

• 2H₂O

Which one of following is Lewis base :

• H⁺

• Cl^-1

• AlCl₃

• BH₃

Which one of following can act as Lewis base.

• H₃O⁺

• H^-

• H⁺

• Cl⁺

Which one of following is conjugated acid of OH^-.

• H₂O

• O^-2

• H₂

• H⁺

Which one of following is example of acid:

• NaCl

• NH₃

• AlH₃

• H₂

Which one of following is not Aarhinus acid.

• H₂SO₄

• HCl

• PH₃

• H₃O⁺

Which one of following is not base.

• Aqueous ammonia

• Sodium chloride

• Sodium carbonate

• Calcium oxide

Bronsted lowery acid are

• Electron pair acceptor

• Electron pair donor

• proton acceptor

• proton donor

10) Which of the following is incorrect for base:

I) Base is substance which accepts OH^- in water

II) Base is a substance which accepts proton

III) Base is a substance which donates electron pair

• I and II

• I,II and III

• II and III

• I and III