List of practice Questions

Which kind of defect is observed in AgBr?

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

Expression of different genes for different traits may show dominance, incomplete dominance, or co-dominance. Write about expression of such genes with examples for one of the above modes.
[0.5cm]

The value of $ \lim_{x \to 1} \frac{x^{15} - 1}{x^{10} - 1} $ is:

A glass of hot water cools from 90°C to 70°C in 3 minutes when the temperature of the surroundings is 20°C. What is the time taken by the glass of hot water to cool from 60°C to 40°C if the surrounding temperature remains the same at 20°C?

The resistance of the galvanometer and shunt of an ammeter are 90 ohms and 10 ohms respectively, then the fraction of the main current passing through the galvanometer and the shunt respectively are:

A Hydrocarbon $ [A] $ (molecular formula $ C_3H_6 $) on reaction with $ \text{Br}_2/\text{CCl}_4 $ gave $ [B] $. When $ [B] $ is heated with 2 moles of alcoholic KOH, it gave compound $ [C] $. 3 moles of Compound $ [C] $ when passed through red hot Iron tube forms $ [D] $. Identify $ [D] $.

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?

The volume of a cuboid is \( x^3 - 7x + 6 \), then the longest side of the cuboid is:

Kohlrausch law is related to which of the following term?

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

If $ A $ is the areal velocity of a planet of mass $ M $, then its angular momentum is:

Molal elevation constant is also known as:

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:

Which of the following is/are the bases of DNA?
(A) Adenine
(B) Uracil
(C) Thymine
(D) Cytosine

Match List-I with List-II:

Choose the correct answer from the options given below:

Match List-I with List-II:

List-I	List-II
(A) Mn2+	(I) Pyrolusite ore
(B) Spin only Magnetic Moment	(II) An alloy of 4f metal, iron and traces of S, C, Al and Ca
(C) MnO2	(III) μs = √n(n + 2) BM
(D) Misch metal	(IV) Highest oxidation states

Choose the correct answer from the options given below:

The correct statement/statements from the options given below is/are:
(A) Diazonium salts of aromatic amines are less stable than diazonium salts of aliphatic amines.
(B) Ethylamine is insoluble in water.
(C) Gabriel phthalimide synthesis can be used to prepare primary amines.
(D) Because of +R-effect of–NH2 group, aniline will undergo Friedel-Crafts acylation reaction.
Choose the correct answer from the options given below: