List of practice Questions

Solve the following differential equation:
\[ \frac{d^2y}{dx^2} + 4\frac{dy}{dx} + 4y = 0 \]

Identify the location of the given building.

What is the primary function of the Indian Judiciary?

An object has moved through a distance can it have zero displacement if yes support your answer with an example.

A real valued function $ f: A \to B $ defined by $ f(x) = \frac{4 - x^2}{4 + x^2} \ \forall x \in A $ is a bijection. If $ -4 \in A $, then $ A \cap B = $

Match the following:
(P) Schedule H
(Q) Schedule G
(R) Schedule P
(S) Schedule F2
Descriptions:
(I) Life period of drugs
(II) Drugs used under RMP
(III) List of Prescription Drugs
(IV) Standards for surgical dressing

Acidified $KMnO_4$ oxidizes sulphite to:

The correct IUPAC name of $[ \text{Pt}(\text{NH}_3)_2\text{Cl}_2 ]^{2+} $ is:

Consider the following compounds:
(i) CH₃CH₂Br
(ii) CH₃CH₂CH₂Br
(iii) CH₃CH₂CH₂CH₂Br
Arrange the compounds in the increasing order of their boiling points.

Alkyl halides undergoing nucleophilic bimolecular substitution reaction involve:

Which is the correct order of acid strength from the following?

The acid formed when propyl magnesium bromide is treated with CO_2 followed by acid hydrolysis is:

The best reagent for converting propanamide into propanamine is:

Which of the following statements is not true about glucose?

An unripe mango placed in a concentrated salt solution to prepare pickle, shrivels because __________

Assertion (A): [Cr(H_2O)_6]Cl_2 and [Fe(H_2O)_6]Cl_2 are examples of homoleptic complexes.
Reason (R): All the ligands attached to the metal are the same.

Assertion (A): The boiling points of alkyl halides decrease in the order: RI>RBr>RCl>RF.
Reason (R): The boiling points of alkyl chlorides, bromides and iodides are considerably higher than that of the hydrocarbon of comparable molecular mass.

Assertion (A): The boiling point of ethanol is higher than that of methoxymethane.
Reason (R): There is intramolecular hydrogen bonding in ethanol.

Assertion (A): All naturally occurring $\alpha$-amino acids except glycine are optically active. Reason (R): Most naturally occurring amino acids have L-configuration.

Give reasons:
(a) Cooking is faster in a pressure cooker than in an open pan.
(b) On mixing liquid X and liquid Y, volume of the resulting solution decreases. What type of deviation from Raoult's law is shown by the resulting solution?
© What change in temperature would you observe after mixing liquids X and Y?

Define Azeotrope. What type of Azeotrope is formed by negative deviation from Raoult's law? Give an example.

Complete and balance the following chemical equations: (a) \[ 2MnO_4^-(aq) + 10I^-(aq) + 16H^+(aq) \rightarrow \] (b) \[ Cr_2O_7^{2-}(aq) + 6Fe^{2+}(aq) + 14H^+(aq) \rightarrow \]

In a photoelectric experiment the incident photons have frequency $ \frac{3}{2} \nu $, where $ \nu $ is the threshold frequency of the material. What is the kinetic energy of the emitted electrons?

Would you expect benzaldehyde to be more reactive or less reactive in nucleophilic addition reactions than propanal? Justify your answer.

Fill in the blank with the most appropriate word: The politician’s speech was full ___ of designed to win over the crowd without saying much of substance.