Which of the following is a monoprotic acid?

• HNO₃

• H₂SO₄

• H₃PO₄

Which of the following is a diprotic acid?

• HNO₃

• H₂SO₄

• H₃PO₄

Which of the following is a strong alkali?

• NH₃ solution

• KOH

Which of the following ion is responsible for its alkaline properties?

• H⁺

• OH^-

Which of the following item is acidic?

• Coffee

• Blood

• Milk

• Soap

Which of the following has lowest concentration of hydroxide ion?

• Coffee

• Milk

• Water

• Blood

The acidity of hydrogen chloride gas CANNOT be shown when it dissolves in

• Water

• Tetrachloromethane

• Methylbenzene

• Propanone

Which of the following is solution Z?

• Glacial ethanoic acid

• Ethanoic acid in methylbenzene

• Concentrated ethanoic acid

• Hydrogen chloride dissolved in propanone

Which bottle has high concentration of H⁺ ion?

• X

• Y

A chemical that ionize completely in water to produce high concentration of hydroxide ions is a

• strong acid

• weak acid

• strong alkali

• weak alkali