List of top Chemistry Questions

When tert butyl bromide is heated with silver fluoride the major product obtained is
Which among the following is an allylic halide?
Identify the product ' B ' in the following sequence of reactions.
Methyl magnesium bromide $\xrightarrow{\text{CdCl}_2} \text{A} \xrightarrow{\text{CH}_3\text{COCl}} \text{B}$}
Which of the following is a redox reaction?
Identify the correct molecular formula of 'Oleum' from following.
Identify the name of method used for three dimensional representation of molecule as follows.
What is the number of faraday required to form 1 mol \( \text{H}_2 \) by reduction of \( \text{H}^+ \) ions?
Identify the bond line formula of Neopentane.
Calculate the entropy change of surrounding if 2 moles of \( \text{H}_2 \) and 1 mole of \( \text{O}_2 \) gas combine to form 2 moles of liquid water by releasing 525 kJ heat to surrounding at constant pressure and at 300 K.
What is the pH of buffer solution prepared by mixing 0.01 M weak acid and 0.02 M salt of weak acid with strong base? (\( \text{pK}_{\text{a}} = 4.680 \))
What is IUPAC name of the following compound?
The volume of simple unit cell is \( x \times 10^{-23} \text{ cm}^3 \). Calculate the value of \( x \) if volume occupied by a particle in it is \( 2.1 \times 10^{-23} \text{ cm}^3 \).
Calculate the enthalpy change of vaporisation of benzene if 13 gram of benzene vaporised by supplying 5.1 kJ of heat.
Cyclohexene on oxidation with \( \text{KMnO}_4 \) in dil. \( \text{H}_2\text{SO}_4 \) forms
Which from following is a correct representation of reaction rate for reaction stated below?
\( \text{N}_{2(\text{g}) + 3\text{H}_{2(\text{g})} \rightleftharpoons 2\text{NH}_{3(\text{g})} \)}
Which from following polymers is classified as fibre?
For a Galvanic cell consisting zinc electrode and standard hydrogen electrode,
\( \text{E}^\circ(\text{Zn}^{+2}_{(\text{aq}) \mid \text{Zn}_{(\text{s})}) = -0.76 \text{ V} \)}
Identify the reaction that takes place at positive electrode during working of cell?
Identify from following salts so that the solubility of salt in water decreases with increase in temperature.
Which from following polymers is obtained by condensation polymerisation method?
Benzonitrile on reduction with stannous chloride in presence of hydrochloric acid followed by acid hydrolysis forms,
What is the value of \( K_{sp} \) for saturated solution of \( \text{Ba(OH)_2 \) having pH 12 ?
What is IUPAC name of following compound?
What is the number of $>\text{C} = \text{C}<$ bonds present in a linolenic acid molecule?
Which of the following methods is used to prepare dihydrogen with purity greater than 99.5 % ?
Which of the following is trihydric phenol?