✓ Board-verified
Chemistry · 2024 · 1 mark
CBSE 2024 · Region 3 · Set 1 · Q15
Assertion (A): The boiling point of ethanol is higher than that of dimethyl ether. Reason (R): Ethanol molecules are associated through hydrogen…
Assertion $\displaystyle (A)$ : The boiling point of ethanol is higher than that of dimethyl ether.
Reason (R) : Ethanol molecules are associated through hydrogen bonding whereas in dimethyl ether, it is not possible.
Official answer
(A)
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
All Alcohols, Phenols and Ethers questions2024 question paperNCERT solutions: Alcohols, Phenols and EthersPractice Alcohols, Phenols and Ethers →
More from Alcohols, Phenols and Ethers
- In the reaction R-OH+HCl →ZnCl_2 RCl+H_2 O, what is the correct order of reactivity of alcohols?2025 · asked 2×
- Assertion: Alcohols act as Bronsted bases as well as Bronsted acids. Reason (R): Alcohols react as both nucleophiles and electrophiles. []2026
- Show how you will synthesise: from a suitable alkene. from methanal using a suitable Grignard reagent.2023
- Assertion: p-nitrophenol is less acidic than phenol. Reason (R): Nitro group is electron withdrawing and helps in the stabilisation of…2024
- Sodium phenoxide when heated with CO_2 under pressure, followed by acidification, yields:2023
- Can sodium ethoxide and t-butyl chloride be used for the preparation of t-butyl ethyl ether? Give suitable explanation. Justify your answer by…2025
- Write chemical equations for the following reactions: (Do any three) Hydroboration - oxidation reaction Williamson Synthesis Friedel-Crafts…2024
- What will be formed after oxidation reaction of secondary alcohol with chromic anhydride (CrO_3)?2025
CBSE Class 12 Chemistry past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.