Normality Complete Quiz

Created by

Kamran Fateh

Normality: Solution chemistry

Normality Complete Quiz

Normality (N) is a concentration term used in chemistry, particularly in acid-base and redox reactions, to express the equivalent of solute per liter of solution. It accounts for the reactive capacity of a substance, making it highly useful for titration calculations. Understanding normality is essential for accurate chemical solution preparation and analysis.

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In a titration, 25 mL of a 0.2 N HCl solution neutralizes 50 mL of NaOH solution. The normality of NaOH is:

1) 0.1 N

2) 0.2 N

3) 0.05 N

4) 0.4 N

2 / 16

For a redox reaction, the normality of a KMnO4 solution with molarity 0.1 M, where Mn changes from +7 to +2, is:

1) 0.2 N

2) 0.5 N

3) 1.0 N

4) 0.1 N

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The normality of a 2 M solution of Ca(OH)2 in terms of hydroxide ions (OH⁻) is:

1) 1 N

2) 2 N

3) 4 N

4) 6 N

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Which of the following factors affects the normality of a solution?

1) Equivalent weight of solute

2) Volume of solution

3) Nature of the reaction

4) All of the above

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A 1 M solution of Na2CO3 has a normality of:

1) 0.5 N

2) 1 N

3) 2 N

4) 3 N

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The normality of a solution with 1 mole of H3PO4 in 1 liter of solution, for complete neutralization, is:

1) 1 N

2) 2 N

3) 3 N

4) 4 N

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To prepare a 0.5 N NaOH solution, how many grams of NaOH (molar mass = 40 g/mol) are required per liter?

1) 10 g

2) 15 g

3) 20 g

4) 25 g

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How many equivalents of H+ are present in 0.5 N H2SO4 solution?

1) 0.5 eq/L

2) 1 eq/L

3) 2 eq/L

4) 0.25 eq/L

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Which statement is true about normality?

1) It is independent of the equivalent factor.

2) It varies with the type of reaction.

3) It is always greater than molarity.

4) It is only applicable to bases.

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A 1 M solution of HCl has a normality of:

1) 1 N

2) 2 N

3) 3 N

4) 4 N

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In which of the following solutions would the normality be equal to molarity?

1) NaOH

2) H2SO4

3) Ca(OH)2

4) H3PO4

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If 1 equivalent of solute is dissolved in 2 liters of solution, the normality is:

1) 1 N

2) 0.5 N

3) 2 N

4) 0.1 N

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The normality of a 0.5 M H2SO4 solution is:

1) 0.25 N

2) 0.5 N

3) 1.0 N

4) 2.0 N

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Normality is primarily used to express concentration in:

1) Strong electrolytes

2) Acid-base reactions

3) Redox reactions

4) Both B and C

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What is the unit of Normality (N)?

1) mol/L

2) g/L

3) eq/L

4) g/ mol

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Normality is defined as:

1) The number of moles of solute per liter of solution.

2) The gram equivalent of solute per liter of solution.

3) The mass of solute per kilogram of solvent.

4) The number of ions in a solution.

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The average score is 58%

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