List of practice Questions

Which of the following groups does not show (+R) effect?
Which of the following is a product of first step and is used as reactant in next step for manufacture of K\(_2\)Cr\(_2\)O\(_7\), from concentrated chromic acid?
A reaction of phenol with chloroform in presence of sodium hydroxide to form salicylaldehyde is known as
Identify Z in the following series of reactions:
\text{CH}_3\text{-CH}_2\text{-CH}_2\text{-Cl} + \text{KOH(alco.)} \rightarrow X \quad \text{Y} + \text{HBr (peroxide)} \quad \text{Z} \quad \text{KCN (alcohol)} \rightarrow Z
Solution of chloroform in nitrogen is an example of
When phenol reacts with dilute nitric acid at room temperature, the major product obtained is
Identify the name of reaction in which alkyl fluorides are prepared by heating alkyl bromide with metallic fluorides.
Identify correct decreasing order of oxidizing power?
Which of the following is NOT a dicarboxylic acid?
Which among the following is an example of Metal - metal ion electrode?
What is the type of magnetic behavior and geometry respectively in Cuprammonium sulfate (atomic no. of Cu = 29)?
Which among the following sources contains caryophyllene?
Which of the following is o-acetylsalicylic acid?
Which among the following is used as a source of oxygen in submarine in emergency breathing apparatus?
What type of hybridization is present in PCl$_5$ molecule?
Which among the following polymers belongs to the class elastomers?
Which among the following gases liquefy easily?
Which ligand among the following has the highest splitting power of d-orbitals of central metal ion?
Which of the following is NOT an antacid?
What is the relation between cell constant, conductivity, and electrical resistance?
An element crystallizes in bcc type crystal structure with edge length of unit cell 300 pm. Calculate radius of element?
A body of mass 5 kg is moving in a straight line. The relation between its displacement and time is \( x = (t^3 - 2t - 10) \) m. What is the force acting on it at the end of 5 seconds?
The length of seconds pendulum is 1 m on the earth. If the mass and diameter of the planet is double that of the earth, then the length of the seconds pendulum on the planet will be
Which from the following elements has the lowest tendency to form its oxide?
A steel wire of length \( L \) and area of cross-section \( A \) is suspended from rigid support. If \( Y \) is the Young's modulus of material of the wire and \( \alpha \) is the coefficient of linear expansion, then the increase in tension when temperature falls by \( t^\circ C \) is