11 public questions tagged with this topic.
Propan-2-ol (CH₃CH(OH)CH₃) is dehydrated to propene (CH₃CH=CH₂) using concentrated H₂SO₄ at 170°C, following an E₁ mechanism.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Physical Properties and Acidity of Alcohols and Phenols
Pentan-3-ol (CH₃CH₂CH(OH)CH₂CH₃) dehydrates to pent-2-ene (CH₃CH=CHCH₂CH₃) as the major product with conc. H₂SO₄, following Saytzeff’s rule.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Phenols and Ethers and Uses
2-Methylpropan-2-ol, a tertiary alcohol, dehydrates via an E₁ mechanism with conc. H₂SO₄, forming a stable tertiary carbocation intermediate.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Alcohols - Dehydration Oxidation Esterification
Conc. H₂SO₄ at 140°C rapidly dehydrates 2-methylpropan-2-ol, a tertiary alcohol, to 2-methylpropene via a stable tertiary carbocation in an E₁ mechanism.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Alcohols - Dehydration Oxidation Esterification
Dehydration of butan-2-ol (CH₃CH(OH)CH₂CH₃) with conc. H₂SO₄ proceeds via an E₁ mechanism, forming a carbocation (CH₃CH+CH₂CH₃) as the intermediate.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Alcohols - Dehydration Oxidation Esterification
2-Methylbutan-2-ol (CH₃C(OH)(CH₃)CH₂CH₃) dehydrates to 2-methylbut-2-ene (CH₃C(CH₃)=CHCH₃) as the major product, following Saytzeff’s rule.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Alcohols - Dehydration Oxidation Esterification
Dehydration of butan-2-ol gives a mixture of alkenes, with but-2-ene as the major product according to Saytzeff’s rule.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Alcohols - Dehydration Oxidation Esterification
Dehydration of pentan-2-ol gives a mixture of alkenes, with pent-2-ene as the major product according to Saytzeff’s rule.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Alcohols - Dehydration Oxidation Esterification
A deficiency of vasopressin (ADH) leads to diabetes insipidus, causing excessive urination and dehydration.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Endocrine Disorders
ADH (Vasopressin), secreted by the posterior pituitary, promotes water reabsorption in the kidneys to prevent dehydration.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Endocrine System and Hypothalamus Pituitary Axis
