KVV E-Modules - Preparation of Boric Acid

Quadrant -I (Video)

Quadrant 1: Video Lecture for Practical

Quadrant - II (Study Material)

1. Quadrant 2: Study material

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Quadrant - III (Assignments)

1. Quadrant 3: Assisgment on Boric Acid

1. Explain the stepwise process for the preparation of boric acid from borax. Describe each step in detail, including the reaction involved and the purification method. 2. Discuss the industrial applications of boric acid. Include examples of its use in glass manufacturing, flame retardants, and nuclear reactors. 3. What is the role of boric acid in medicine? Highlight its uses in antiseptics, eye washes, and as a treatment for infections. 4. How is boric acid used as an insecticide? Discuss the mechanism by which boric acid kills insects and its advantages as an environmentally friendly pesticide. 5. Compare borax and boric acid in terms of their chemical structure and uses. Explain how the conversion of borax to boric acid is useful in various industries.

Quadrant - IV (MCQs)

What is the chemical formula of boric acid? a) H₄BO₄ b) H₃BO₃ c) Na₂B₄O₇ d) B₂H₆

A: a) H₄BO₄ B: b) H₃BO₃ C: c) Na₂B₄O₇ D: d) B₂H₆

Which of the following acids is used to prepare boric acid from borax? a) Nitric acid b) Acetic acid c) …

A: a) Nitric acid B: b) Acetic acid C: c) Hydrochloric acid D: d) Carbonic acid

What is the by-product in the preparation of boric acid from borax? a) Sodium hydroxide b) Sodium chloride c) Sodium …

A: a) Sodium hydroxide B: b) Sodium chloride C: c) Sodium sulfate D: d) Boron trioxide

Which of the following is NOT an application of boric acid? a) Antiseptic b) Insecticide c) Fertilizer d) Flame retardant

A: a) Antiseptic B: b) Insecticide C: c) Fertilizer D: d) Flame retardant

What type of compound is boric acid in terms of its acidity? a) Strong acid b) Weak acid c) Base …

A: a) Strong acid B: b) Weak acid C: c) Base D: d) Amphoteric

Validation Certificates

1. E content Module Certificate(Validation Part 1))

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2. E content module certificate (Validation Part II)

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3. Checking Report

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