List of top Chemistry Questions

Give the structure of X and Y:

Which of the following isomer of 1, 2-cyclohexanedicarboxylic acid forms an hydride on heating?

Consider the following statements with reference to Citral:
(A). Citral is a liquid which has a smell of lemon
(B). Oxidation of citral with alkaline permanganate followed by chromic acid gives acetone, oxalic, and laevulic acid
(C). It also forms oxime
(D). It shows two geometrical isomers: trans isomer known as neral and cis isomer known as geranial
Choose the correct answer from the options given below:

In the following reaction, identify the product A and B:

Which of the following vibrational mode shows no IR absorption bands:

The structure of the compound having molecular formula $C_9H_{12}$ showing NMR peaks at δ 7.1, 2.2, 1.5 and 0.9 ppm is:

Number of distinct NMR signals observed in case of acetone and ethyl methyl ketone are:

Arrange the following carbonyl compounds in the decreasing order of their reactivity towards nucleophilic addition reaction:
(A) CH₃CHO
(B) HCHO
(C) Cl₃CCHO
(D) CH₃COCH₂CH₃
Choose the correct answer from the options given below:

Match List I with List II:

Arrange the following compounds A, B, C, and D in decreasing order of acidic strength:


Choose the correct answer from the options given below:

Iodoform reaction is given by:
(A). all methyl ketones with CH3CO group
(B). Acetaldehyde
(C). all secondary alcohols with CH3CH(OH) group
(D). all primary alcohols
Choose the correct answer from the options given below:

Which one is not an electrophile?

The correct order of the stability of different conformations of cyclohexane is:
(A). chair
(B). boat
(C). twist boat
(D). half chair
Choose the correct answer from the options given below:

Assign the R and S configuration to the following molecule.
Choose the correct answer from the options given below:

Number of elements from the following that CANNOT form compounds with valencies which match with their respective group valencies is ______.
B, C, N, S, O, F, P, Al, Si

What is another term used for the probability factor (P) in collision theory?

Which factor in the Arrhenius equation corresponds to the fraction of molecules having kinetic energy greater than activation energy?

Kohlrausch law is related to which of the following term?

Which term of molar conductivity is used when the concentration of electrolyte approaches zero?

What is the overall order of the reaction? Rate = k[A]^½ [B]^3/2

Molal elevation constant is also known as:

Which among the following compounds show metal excess defect due to anionic vacancy?

Which of the following solvents is having its lowest Ebullioscopic constant?

Solvent	Boiling Point (K)
Chloroform	334.4
Diethyl Ether	307.8
Benzene	353.3
Carbon disulphide	319.4

Choose the correct answer from the options given below:

Which of the following gases at 298 K and 1 atm pressure is having maximum solubility in water?
(A) Methanal, K_H = 0.000018
(B) Argon, K_H = 40.3
(C) Methane, K_H = 0.41
(D) CO₂, K_H = 1.6
Choose the correct answer from the options given below:

Match List-I with List-II:

List-I (Amino Acid)	List-II (Nature of Amino Acid)
(A) Valine	(I) Basic amino acid
(B) Glycine	(II) Neutral optically active amino acid
(C) Lysine	(III) Acidic amino acid
(D) Glutamic acid	(IV) Neutral optically inactive amino acid

Choose the correct answer from the options given below: