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Transgenic Animals – Models & Biological Products MCQ Test | Topic-Wise NEET Biology
Practice topic-wise NEET Biology MCQs on Transgenic Animals, focusing on animal models and biological products based on NCERT concepts. Test...
28 Qs
Medium
Free
Medical Applications – Molecular Diagnosis: PCR & ELISA MCQ Test | Topic-Wise NEET Biology
Practice topic-wise NEET Biology MCQs on Molecular Diagnosis, focusing on PCR and ELISA based on NCERT concepts. Test your understanding of...
28 Qs
Medium
Free
Medical Applications – Genetically Engineered Insulin MCQ Test | Topic-Wise NEET Biology
Practice topic-wise NEET Biology MCQs on Genetically Engineered Insulin based on NCERT concepts. Test your understanding of recombinant DNA...
28 Qs
Medium
Free
Medical Applications – Gene Therapy & ADA-SCID MCQ Test | Topic-Wise NEET Biology
Practice topic-wise NEET Biology MCQs on Medical Applications of Biotechnology, focusing on Gene Therapy and ADA-SCID based on NCERT concept...
28 Qs
Medium
Practice Questions
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Which compound is oxidized in air to form colored quinones?
Phenol (C₆H₅OH) undergoes oxidation in air to form quinones and other colored compounds, which may impart a yellowish or...
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Preparation of Phenols and Ethers - Williamson and Other Methods
Which alcohol is produced when methyl magnesium bromide reacts with prop...
Methyl magnesium bromide (CH₃MgBr) reacts with propanal (CH₃CH₂CHO), adding the methyl group to the carbonyl, yielding b...
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Preparation of Phenols and Ethers - Williamson and Other Methods
Which compound reacts with CH₃MgBr followed by hydrolysis to form a tert...
Propan-2-one (CH₃COCH₃) reacts with CH₃MgBr, adding a methyl group to the carbonyl carbon, yielding 2-methylpropan-2-ol...
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Preparation of Phenols and Ethers - Williamson and Other Methods
Which alcohol, on oxidation with PCC, yields a compound that does not re...
Propan-1-ol (CH₃CH₂CH₂OH) oxidizes to propanal (CH₃CH₂CHO) with PCC, which lacks the CH₃CO- group and does not give an i...
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Preparation of Phenols and Ethers - Williamson and Other Methods
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