Quantitative Analysis MC Questions

Which of the following is not true?

• All titrimetric analyses are volumetric analysis.

• Volumetry involves measurement of volume while titrimetry does not.

• All volumetric analyses are not titrimetry.

• Volumetric analysis is quantitative analysis.

Which of the following is true?

• Point of equivalence is not measurable.

• End point will be always less than the point of equivalence.

• Indicator shows colour change at the point of equivalence.

• Point of equivalence and end point are one and the same.

If the molar mass of ZnSO4.7H2O is 287.36, the molarity of a solution containing 1.44 g of the salt in 100 mL will be

• 0.025

• 0.125

• 0.0625

• 0.05

If the equivalent mass of sodium carbonate is 53, the mass of the salt required to prepare 500 ml 0.5 normal solution is

• 5.35

• 10.65

• 12.25

• 13.25

Which of the following depend on temperature?

• Molarity

• Molality

• Mole fraction

• Parts per million

Which of the following is a primary standard?

• KMnO4

• H2SO4

• Na2CO3

• Na2S2O3

Which of the following is a secondary standard?

• KMnO4

• Mohr salt

• Na2CO3

• K2Cr2O7

69.5 mL of 36 N concentrated sulphuric acid was diluted and made up to 500 mL. If 20 mL of this solution is made up to 100 mL, what will be the normality of the final solution?

• 5

• 2.5

• 1.5

• 1

N-phenyl anthranilic acid is an example for

• metallochrome indicator

• pH indicator

• redox indicator

• adsorption indicator

Eosin is an example for

• metallochrome indicator

• pH indicator

• redox indicator

• adsorption indicator