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Q.1: Which of the following is used as a refrigerant? (a) CFCs (b) Alcohols (c) Aldehydes (d) Ketones Q.2: Which one of the following compounds will not undergo a nucleophilic substitution reaction easily? (a) Benzyl chloride (b) Chlorobenzene (c) 2-Chlorobutane (d) 1-Chloropropane Q.3: The major product obtained in the reaction of 2-bromobutane with alcoholic KOH …

Class 12 Chemistry Chapter 6 Haloalkanes and Haloarenes MCQs Updated 2025 Read More »

Q.1: Which of the following is a chelating ligand? (a) NH₃ (b) Cl⁻ (c) en (ethylenediamine) (d) CO Q.2: The oxidation state of cobalt in [Co(NH₃)₆]³⁺ is: (a) +1 (b) +2 (c) +3 (d) +4 Q.3: The IUPAC name of [Pt(NH₃)₂Cl₂] is: (a) Diamminedichloroplatinum(II) (b) Dichlorodiammineplatinum(II) (c) Diamminedichloroplatinum(IV) (d) Dichlorodiammineplatinum(IV) Q.4: The geometry of [Ni(CO)₄] …

Class 12 Chemistry Chapter 5 Coordination Compounds MCQs Updated 2025 Read More »

Q.1: For the reaction rate = k[A]2[B], the overall order is: (a) 1 (b) 2 (c) 3 (d) 0 Show Answer ⯆ Answer: (c) Explanation: Sum of powers = 2 + 1 = 3, so overall order is 3. Q.2: Unit of the rate constant k for a first-order reaction is: (a) mol L−1 s−1 …

Class 12 Chemistry Chapter 3 Chemical Kinetics MCQs Updated 2025 Read More »

Dear students, Welcome to Mynoteswala. here, we provide MCQ for class 12 chemistry to boost your knowledge.  Each chapter has  Multiple Choice Questions (MCQs) and answers which are designed according to  latest NCERT syllabus, these MCQs cover key concepts and help in quick revision. Perfect for self-assessment, they ensure you’re well-prepared for your board exams. …

MCQs for Class 12 Chemistry Chapter Wise with Answers Read More »