Understanding HNO3 and Its Properties

The video tutorial explains that HNO3, known as nitric acid, is a strong acid. It highlights how the presence of hydrogen in its name indicates its acidic nature. The tutorial discusses the characteristics of strong acids and bases, emphasizing that strong acids like HNO3 dissociate completely into ions in water. The video concludes by reaffirming that HNO3 is a strong acid.

What is the classification of HNO3 based on its chemical nature?

• Salt

• Acid

• Base

• Neutral

What is the significance of the 'H' in the chemical formula HNO3?

• It indicates a base.

• It indicates an acid.

• It indicates a salt.

• It indicates a neutral compound.

Which of the following is a characteristic of strong acids like nitric acid?

• They completely dissociate in water.

• They do not dissociate in water.

• They partially dissociate in water.

• They form a precipitate in water.

What ions are produced when HNO3 dissociates in water?

• OH- and NO3-

• Na+ and NO3-

• H+ and NO3-

• H+ and Cl-

What is the charge on the nitrate ion (NO3-) when HNO3 dissociates?

• 2-

• 1-

• 2+

• 1+

Why is HNO3 considered a strong acid?

• It has a high pH value.

• It dissociates completely in water.

• It does not conduct electricity.

• It forms a weak electrolyte.

What is the role of water in the dissociation of HNO3?

• It acts as a catalyst.

• It acts as a product.

• It acts as a reactant.

• It acts as a solvent.