Question Bank Directory

Browse and search thousands of solved questions for your preparation.

Free · Highly Important · 15,000+ MCQs

NEET Chapter-Wise Practice Questions

Free questions with full explanations — locked behind signup to protect quality.

Browse All
Found 1874 questionsFilter: chemistry
CHEMISTRYAlcohols, Phenols and EthersMedium

Consider the following reaction and identify the product (P): [Specific Reaction Image Missing - Likely Reaction of 3-Methylbutan-2-ol with HBr]

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

Identify A and predict the type of reaction involved in its formation.

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersEasy

Which one of the following alcohols reacts instantaneously with Lucas reagent?

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

Among the following ethers, the one that will produce methyl alcohol on treatment with hot concentrated HI is:

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

Which amongst the following will be most readily dehydrated under acidic conditions?

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsEasy

Which acid does not exhibit optical isomerism?

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

Identify product A and predict the type of reaction in the following transformation: $$p\text{-}O_2N\text{-}C_6H_4\text{-}Cl \xrightarrow[\text{(ii) } H^+]{\text{(i) } NaOH, 443 K} A$$

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

The major products formed in the following reaction are: [Reaction Structure Missing]

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsEasy

The Clemmensen reduction of a ketone is carried out in the presence of:

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsMedium

Match List-I with List-II. **List-I (Substrates/Reagents)** (a) $R-CO-CH_3$ (b) Benzene, $CO$, $HCl$, Anhyd. $AlCl_3$ (c) $R-CH_2-COOH$, $X_2$/Red P (d) $R-COOH + R'OH$, $H^+$ **List-II (Name of reactions)** (i) Hell-Volhard-Zelinsky reaction (ii) Gattermann-Koch reaction (iii) Haloform reaction (iv) Esterification Choose the correct answer from the options given below:

View Full Solution
CHEMISTRYHydrocarbonsMedium

Which of the following compounds does not exhibit aromaticity?

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

The major products C and D formed in the following reaction respectively are: $$CH_3CH_2CH_2-O-C(CH_3)_3 + \text{Excess } HI \xrightarrow{\Delta} C + D$$

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsEasy

Which one of the following can be oxidised to the corresponding carbonyl compound?

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsEasy

Product 'P' in the following reaction is: $$R-Mg-X + CO_2 \xrightarrow{dry\ ether} Y \xrightarrow{H_3O^+} P$$

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

Given below are two statements: **Statement I:** The product of the reaction of phenol with bromine depends on the nature of the solvent. **Statement II:** The reaction of phenol with bromine in $CHCl_3$ gives a monosubstituted bromo derivative whereas the reaction of phenol with bromine water yields a trisubstituted bromo derivative of phenol. In light of the above statements, choose the most appropriate answer from the options given below:

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsMedium

The compound, among the following, that will not be soluble in sodium hydrogen carbonate is:

View Full Solution
CHEMISTRYAlcohols, Phenols and EthersMedium

Reagents that can be used to convert alcohols to carboxylic acids are: (A) $CrO_3 - H_2SO_4$ (B) $K_2Cr_2O_7 + H_2SO_4$ (C) $KMnO_4 + KOH/H_3O^+$ (D) $Cu, 573 K$ (E) $CrO_3 + (CH_3CO)_2O$ Choose the most appropriate answer from the options given below:

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsMedium

An organic compound X having molecular formula $C_5H_{10}O$ yields phenyl hydrazone and gives a negative response to the iodoform test and Tollen's test. It produces n-pentane on reduction. X could be:

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsMedium

Propanoic acid with $Br_2/P$ yields a dibromo product. Its structure would be:

View Full Solution
CHEMISTRYAldehydes, Ketones and Carboxylic AcidsMedium

What is the correct order of the carboxylic acids' strength for the compounds labeled I, II, and III?

View Full Solution
PreviousPage 70 of 94Next