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Environmental Science and Green Chemistry — Minor 2026 question paper

MMMUT Information Technology previous year question paper for Environmental Science and Green Chemistry, semester 2, Minor 2026. All 11 questions are listed below, each with a written answer on Nexsus.

Paper details

  • Subject: Environmental Science and Green Chemistry
  • Branch: Information Technology
  • Semester: 2
  • Exam: Minor 2026
  • Questions: 11

Questions asked in Environmental Science and Green Chemistry Minor 2026

  1. Q1(b). Explain the reaction mechanism of (I) Cannizzaro Reaction (II) Hofmann Rearrangement [4 marks]
  2. Q1(c). Write a short note on acid rain and its effect on environment. [4 marks]
  3. Q2(a). Define Normality and Molarity of the solution. Calculate the molarity of a solution containing 5 gm of NaCl in 250 mL of the solution. [3 marks]
  4. Q2(b). What is nucleophilic substitution reaction? Explain the mechanism for SN^{{1}} and SN^{{2}} reaction with examples. Also differentiate between SN^{{1}} and SN^{{2}} reaction. [3 marks]
  5. Q2(c). Write a note on Inductive effect. Compare the stability of 1° , 2° , and 3° carbocation on the basis of inductive effect. Explain the reason. [3 marks]
  6. Q3(a). Differentiate between soft and hard water. Explain the zeolite process for softening of water. [3 marks]
  7. Q3(b). Explain lime soda process for water soaking. Write its advantages and disadvantages. [3 marks]
  8. Q3(c). What is ozone layer depletion? Explain the effect and causes of ozone layer depletion. [3 marks]
  9. QQ1. Draw the molecular orbital (MO) diagrams for NO and O2 molecules. Also write their electronic configurations and calculate the bond order. [4 marks]
  10. QQ2. Attempt any Two parts of the following. (Unit 1)
  11. QQ3. Attempt any Two parts of the following. (Unit 2)