List of practice Questions

What is the other term used for thermal reductions?
The central atom/ions in coordination compounds are referred to as:
Which of the following is/are the bases of DNA?
(A) Adenine
(B) Uracil
(C) Thymine
(D) Cytosine
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:
Molal elevation constant is also known as:
Which term of molar conductivity is used when the concentration of electrolyte approaches zero?
Consider the following statements regarding osmotic pressure:
(A) Molar mass of a protein can be determined using the osmotic pressure method.
(B) The osmotic pressure is proportional to the molarity.
(C) Reverse osmosis occurs when a pressure larger than osmotic pressure is applied to the concentrated solution side.
(D) Edema occurs due to retention of water in tissue cells as a result of osmosis.
Choose the correct statements with reference to osmotic pressure:
If 75$\%$ of a first-order reaction gets completed in 32 minutes, the time taken for 50$\%$ completion of this reaction is:
Which of the following compounds will be repelled when placed in an external magnetic field?
What will be the increasing order of basic strength of the following compounds: \(\text{C}_2\text{H}_5\text{NH}_2, (\text{C}_2\text{H}_5)_2\text{NH},(\text{C}_2\text{H}_5)_3\text{N},\text{C}_6\text{H}_5\text{NH}_2\)
Match List-I with List-II:
Glucocorticoids
For SN2 reaction, the increasing order of the reactivity of the following alkyl halides is:
(A) CH3CH2CH2CH2Br (B) CH3CH2CH(Br)CH3   (C) (CH3)3CBr   (D) (CH3)2CHCH2Br
Which among the following chemicals is used as a catalytic promoter in Haber’s process?
Which important compound is prepared by using cumene?
Which among the following is an essential amino acid?
Arrange the following in increasing order of their osmotic pressure generation at 298 K:
(The cell wall is permeable to water and not to the solute molecules)
(A) If a cell containing 0.5 moles of solute dissolved in 1 L of water is immersed in pure water.
(B) If a cell containing 0.25 moles of solute dissolved in 1 L of water is immersed in pure water.
(C) If a cell containing 0.1 moles of solute dissolved in 0.01 L of water is immersed in pure water.
(D) If a cell containing 0.2 moles of solute dissolved in 0.05 L of water is immersed in pure water.
Choose the correct answer from the options given below:
For the reaction 2A₂(g) + ¼X(g) → 2A₂X(g),If the volume is increased to double its value by decreasing the pressure on it. If the reaction is first order with respect to X and second order with respect to A2, the rate of reaction will:
The spin-only magnetic moment of Hexacyanomanganate(II) ion is.........BM
The gold number range of some lyophilic colloids is given below: A: 0.005–0.01, B: 0.15–0.25, C: 0.04–1.0, D: 15–25
Match List-I with List-II:
Fibrous Proteins
Inversion of cane sugar is a:
Match List-I with List-II:

List-I Compound

List-II Product in Basic Medium (in NaOH + Heat)

AEthanal(I)Benzoic acid + Phenyl methanol
BMethanal(II)3-Hydroxybutanal + But-2-enal
CBenzenecarbaldehyde(III)4-Hydroxy-4-methylpentan-2-one + 4-Methylpent-3-en-2-one
DAcetone(IV)Formic acid + Methanol
Choose the correct answer from the options given below:
Aspirin is also known as:
A first-order reaction has a half-life of 693 sec. What will be its rate constant?
Two resistances of 100 \(\Omega\) and 200 \(\Omega\) are connected in series across a 20 V battery as shown in the figure below. The reading in a 200 \(\Omega\) voltmeter connected across the 200 \(\Omega\) esistance is _______.
Figure
Fill in the blank with the correct answer from the options given below