Which of the following statement is true for aqueous solution of 0.1 M urea, 0.2 M glucose nad 0.3 M sucrose
The molar conductivities at infinite dilution for Na2SO4,K2S04,KCl, HCl and HCOONa at 300K are 260, 308, 150, 426, and 105 S cm2 mol-1, respectively. What will be A+m for formic acid in the same unit?
Electrophilic halogenation of phenol does not require catalyst because
Which of the following has the most acidic hydrogen?
The kinetic of the reaction 2N2O5 ⇾ 4 NO2 + O2 in liquid bromine medium was measured independently for the three different initial concentrations of N2O: 0.11,0.07 and 0.05 mol L-1 .The half - life of the reaction was found to be 4.5 hours for all these concentrations. The order of the reaction is
Following reaction can produce three products. The order of their amount is
An emulsion consists of
Which one of the following products is obtained on treatment of aniline with nitrous acid?
What is the colour change occurring while the conversion of Fe2+⟶ to Fe3+ using KMnO4?
RNA lacks the nitrogen base of
Which of the following ketones has the common term acetone?
How many enolizable hydrogens are there in the compound 2-methylcyclohex-2- en -1 -one?
The hybridization of nitrogen in diethyl amine is
Identify the product of the following reaction:
In comparison to a 0.01 M solution of glucose, the depression in freezing point of a 0.01 M MgCl2 solution is ________ .
During the adsorption of gas on the surface of solid, which of the following is true?
Fluorine differs from other halogens in some of its properties. This is due to
Example of an ambident nucleophile is
The standard reduction potentials at 298K for the following half cells are given below. Find the strongest reducing agent. Zn2+ (aq.) + 2e ↔Zn (s), Ev = - 0.76 V; Cr3+ 3 e ↔Cr(s), Ev = -0.74 V2H+ + 2e ↔ H2 (g), Ev = 0.0 V; Fe3+ + e ↔ Fe2+ (aq.), Ev = 0.77 V
Amino acids generally exist in the form of Zwitter ions.
Clemmensen reduction takes place in the presence of
The specific conductance of 0.01 M aqueous solution of acetic acid is 1. 63 x10-2 S m-1 and the molar conductance at infinite dilution is 390.7x10-4 S m2 mol-1.Calculate the degree of dissociation of the acetic acid solution?
Which of the following will not give test for Cl- with AgNO3(aq) at 250C?
A precipitate is formed if the ionic product is __________?
Markovnikov reaction is a