List of practice Questions

if x³-6x²+12x+19=0 and is a non-real cube root of 1,then x =

Hydrolysis of diazonium salt produces

Aniline is a resonance hybrid of five structures and where do you find the maximum electron density in those structures?

In the reaction shown below, the major product formed is

Thermoplastic can be reused because of?

What is the name of six membered cyclic structure of glucose?

A function f from the set of natural numbers to integers defined by

A set A contains 10 elements,then the number of relations on A into A is

A mixture of camphor and benzoic acid can be separated by which of the following technique?

Sodium extract of an organic compound gives blood red colour with FeCl₃. It contains

IUPAC name of (CH3)2CH-CH=CH-CH3 is,

Which of the following amino acid is achiral?

Which mechanism involves heterolytic fission?

Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of

When phenol is treated with CHCl₃ and NaOH, the product formed is

The binary mixture in which partial miscibility increases on increasing temperature is

Calculate the mole fraction of water in a mixture containing 9.0 g water (M_m=18 gmol^-1), 120g acetic acid (M_m= 60 gmol^-1) and 115g ethanol (M_m= 46 gmol^-1).

Four species are listed below
I. HC\(O_3^ - \)
II. H ₃O⁺ 
III. HS\(O_4^ - \)
IV. HSO₃F 
Which one of the following is the correct sequence of the acid strength?

Using Lewis concept, determine the decreasing order of basic strengths of\( ClO_{4 ^-} , ClO_{3^-} \,\,and \,\,ClO_{2 ^-}\)

Which is need for electroless plating?

The oxidation of sodium sulphite by air is retarded by

Soap suds is a:

Spin magnetic moment of cobalt of the compound Hg[Co(SCN)₄] is ___ (Provided:Co²⁺)

The correct order of increase in boiling points

Arrange below molecules according to their increasing order of dipole moments