Question Bank Directory

The structure of intermediate A in the following reaction is: $$\text{Cumene} \xrightarrow{O_2} A \xrightarrow{H_3O^+} \text{Phenol} + \text{Acetone}$$

Which one is the most acidic compound?

Acetophenone when reacted with a base, $C_2H_5ONa$, yields a stable compound which has the structure:

The reaction: $CH_3-CH(CH_3)-CH_2-O-CH_2-CH_3 + HI \xrightarrow{\text{heated}} ?$ Which of the following compounds will be formed?

The heating of phenylmethyl ether with HI produces:

Compound A ($C_8H_{10}O$) is found to react with NaOI (produced by reacting Y with NaOH) and yield a yellow precipitate with a characteristic smell. A and Y are respectively?

Alkyl halides are prepared by which of the following reaction(s)? I. $CH_3CH_2OH + HCl \xrightarrow{anh. ZnCl_2}$ II. $CH_3CH_2OH + HCl \rightarrow$ III. $(CH_3)_3COH + HCl \rightarrow$ IV. $(CH_3)_2CHOH + HCl \xrightarrow{anh. ZnCl_2}$

Compound among the following that will produce methyl alcohol on treatment with hot concentrated HI is:

The reaction of an alkyl halide with a sodium alkoxide to form an ether ($R-X + R'-ONa \rightarrow R-O-R' + NaX$) is called:

Ethylene glycol ($CH_2OH \cdot CH_2OH$) on heating with periodic acid gives:

The major organic product in the reaction, $CH_3 — O — CH(CH_3)_2 + HI \rightarrow \text{Product}$ is:

Which of the following is produced when the vapours of secondary alcohol are passed over heated copper at 573 K?

The correct order of acidic strength of the following molecules is:

Consider the following reaction: Identify products A and B. (Note: Reaction image missing from input. Context implies cleavage of an ether by HI).

Given below are two statements: **Statement I:** In Lucas test, primary, secondary, and tertiary alcohols are distinguished on the basis of their reactivity with conc. $HCl + ZnCl_2$, known as Lucas Reagent. **Statement II:** Primary alcohols are most reactive and immediately produce turbidity at room temperature on reaction with Lucas Reagent. In light of the above statements, choose the most appropriate answer from the options given below:

The increasing order of reactivity of the following compounds towards acid-catalyzed dehydration is:

A reaction between acetone and methylmagnesium chloride followed by hydrolysis will give:

The product in the below-mentioned reaction is: (Note: Reaction scheme is missing from the provided text)

Which product is generated when cyclohexanone undergoes aldol condensation and is subsequently heated?

Which enzyme is responsible for the conversion of inactive fibrinogens to fibrins?