Differentiate between Globular protein and fibrous protein.
Question types
MARCH 2024 question types
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Sample Questions
MARCH 2024 questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
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Explain presence of Five-OH group in structure of glucose.
Explain reactivity of aldehyde and Ketones in nucleophilic addition reaction.
Explain production of phenol from Cumene.
Write two step conversion from Benzene to Diphenyl.
Explain reaction of nitrous acid with primary aliphatic Amine and Primary aromatic amine.
Explain Gabriel pthalimide synthesis.
What is Cross aldol condensation. Write structural formula and name of four possible aldol condensation products from Propanal and Ethanol.
Write only chemical equation of method of preparation of $1^{\circ}, 2^{\circ}$ and $3^{\circ}$ alcohol from Grignard reagent.
View full solution →Primary alkyl halide C4H9Br(A) reacted with alcoholic KOH to give compound (B). Compound (B) is reacted with HBr to give (C) which is an isomer of (A). When (A) is reacted with sodium metal, it gives compound (D), C8H18which is different from the compound formed when n-butyl bromide is reacted with sodium. Give the structural formula of (A) and write the equations for all the reactions.
Write short note on: (i) Fehling Test (ii) Hell - Volhard - Zelinsky reaction.
Give equations of the following reactions : (i) When tertiary alcohol heated at 573K in presence of Copper (Cu) (ii) Bromine in CS2 with phenol (iii) Dilute HNO3 with phenol (iv) Oxidation of phenol with chromic acid
$\left[ CoF _6\right]^{3-}$ is paramagnetic while $\left[ Ni ( CN )_4\right]^{2-}$ is diamagnetic, explain on the basis of valance bond theory.
View full solution →Derive the formula for Rate constant $( K )$ and half life period $\left(t \frac{1}{2}\right)$ for first order reaction.
View full solution →What is corrosion. Explain chemistry of corrosion of iron and give its prevention.
Which reagent is used in preparation of benzene to benzaldehyde by Gatterman Koch reaction?
- ACH3 COCl and anhydrous AlCl3
- BSnCl2 and HCI
- ✓CO, HCl and anhydrous AlCl3
- DCrO2Cl2, and CS2
Answer: C.
View full solution →Predict the products 'X' and 'Y' of the following reaction respectively$\left( CH _3\right)_3 C - OC _2 H _5 \xrightarrow{ HI } X + Y$
- A$\left( CH _3\right)_3 C - OH + C _2 H _5 I$
- ✓$\left( CH _3\right)_3 C - I + C _2 H _5 OH$
- C$C _4 H _{10}+ C _2 H _6$
- D$\left( CH _3\right)_3 C - I + CH _3 OH$
Answer: B.
View full solution →Which is the final product of Reimer-Tiemann reaction?
- ✓Salicylaldehyde
- BAspirin
- CSalicylic acid
- DPhenol
Answer: A.
View full solution →Number of $\sigma$ (sigma) and $\pi( Pi )$ bonds are there in aspirin respectively _______ .
- A22 and 4
- B22 and 5
- C21 and 4
- ✓21 and 5
Answer: D.
View full solution →Write the structure of the product of the following reaction.
- A
- B
- ✓
- D
Answer: C.
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