31.

One mole of an organic compound A with the formula C₃H₈O reacts completely with two moles of HI to form X and Y. When Y is boiled with aqueous alkali, it forms Z . Z answers the iodoform test. The compound A is

• propan -2- ol

• propan - 1- ol

• ethoxyethane

• methoxyethane

A compound (A) C₄H₈Cl₂ on alkaline hydrolysis to give compound (B) C₄H₈O which gives an oxime and positive Tollen's reagent test. What is the structure of (A)?

• CH₃CH₂CH₂CHCl₂

• CH₃CCl₂CH₂CH₃

• CH₃CH(Cl)CH(Cl)CH₃

• CH₂ClCH₂CH₂CH₂Cl

The increasing order of the rate of HCN addition to compound A-D is

A. HCHO                             B. CH₃COCH₃
C.PhCOCH₃                         D. PhCOPh

• A< B < C < D

• D< B< C< A

• D < C < B < A

• C < D< B< A

Which of the following is highly acidic in nature?

What are the organic products formed in the following reaction?

• ${\mathrm{C}}_6{\mathrm{H}}_5-\mathrm{COOH} \mathrm{and} {\mathrm{CH}}_4$

• ${\mathrm{C}}_6{\mathrm{H}}_5-{\mathrm{CH}}_2-\mathrm{OH} \mathrm{and} {\mathrm{CH}}_4$

• ${\mathrm{C}}_6{\mathrm{H}}_5-{\mathrm{CH}}_3 \mathrm{and} {\mathrm{CH}}_3-\mathrm{OH}$

• ${\mathrm{C}}_6{\mathrm{H}}_5-{\mathrm{CH}}_2-\mathrm{OH} \mathrm{and} {\mathrm{CH}}_3-\mathrm{OH}$

In a set of reactions m - bromobenzoic acid gave a product D . Identify the product D

If 'A' is C₂H₅NH₂, 'B' is (C₂H₅)NH, 'C' is (C₂H₅)₃N, then order of solubility in water is

• A >B > C

• B < A <C

• C < B <A

• C > B <A

Aniline is resonance hybrid of _ structures.

• 1

• 3

• 5

• 7

Glucose when treated with conc. HNO₃ gives

• acetic acid

• saccharic acid

• gluconic acid

• sorbitol

Which of the following is a peptide linkage?

• -CO-NH

• 

• -CO-NH₂

• -CO-O-NH₄