List of top Chemistry Questions

Which among the following is an antacid?
Which among the following is a biodegradable polymer?
A first-order reaction has a half-life of 693 sec. What will be its rate constant?
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:
Molal elevation constant is also known as:
Which among the following is a strong field ligand?
What is the color of copper compound formed in Fehling’s test for aliphatic aldehydes?
What is the IUPAC name of picric acid?
What is the overall order of the reaction? Rate = k[A]½ [B]3/2
What is the numerical value of one Faraday in Coulombs?
What is the major product formed when diazonium salt undergoes Gatterman reaction?
For an SN2 reaction, arrange the following alkyl halides in increasing order of reactivity:
(A) CH3CH2CH2CH2
(B) CH3CH2CH(Br)CH3
(C) (CH3)3
(D) (CH3)2CHCH2
What is the product when glucose reacts with bromine water?
Which factor in the Arrhenius equation corresponds to the fraction of molecules having kinetic energy greater than activation energy?
What is another term used for the probability factor (P) in collision theory?
What is the major product of Carbylamine reaction?
Which of the following ions will be coloured in the aqueous solution?
(A) Ti3+
(B) Nb3+
(C) Cu+
(D) Y3+
Choose the correct answer from the options given below:
Which of the following compounds will give a ketone on oxidation with chromic anhydride (CrO3})?
Which of the following is/are the bases of DNA?
(A) Adenine
(B) Uracil
(C) Thymine
(D) Cytosine
Which among the following is an essential amino acid?
Which of the following solvents is having its lowest Ebullioscopic constant?
SolventBoiling Point (K)
Chloroform334.4
Diethyl Ether307.8
Benzene353.3
Carbon disulphide319.4
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, KH = 0.000018
(B) Argon, KH = 40.3
(C) Methane, KH = 0.41
(D) CO2, KH = 1.6
Choose the correct answer from the options given below:
Which among the following compounds show metal excess defect due to anionic vacancy?
Which among the following halogen exists in liquid state at room temperature?
Kohlrausch law is related to which of the following term?