List of practice Questions

The ratio of lone pair of electrons to bond pair of electrons in ozone molecule is:

The ore which is purified by leaching process is: 

Which of the following can form iconic micelles in water?

The distance ‘s’ in meters travelled by a particle in ‘t’ seconds is given by s = \(\frac{2t^3}{3}-18t+\frac{5}{3}.\) The acceleration when the particle comes to rest is
Let a1, a2, a3,.....,an be positive real numbers.Then the minimum value of \(\frac{a_1}{a_2}+\frac{a_2}{a_3}+....+\frac{a_n}{a_1}\) is
The correct set(s) of reactions to synthesize benzoic acid starting from benzene is/are
An electron in the 5d orbital can be represented by the following(n,1,mr) values
The conversion(s) that can be carried out by bromine in carbon tetrachloride solvent is/are
Which of the following mixtures act(s) as a buffer solution?
Which statement(s) is/are applicable above critical temperature?
 
'G' in the above sequence of reaction is
Nickel combines with a uninegative monodentate ligand (X-) to form a paramagnetic complex [NiX4]2-.The hybridization involved and number of unpaired electrons present in the complex and respectively
63g of a compound (Mol.Wt.=126) was dissolved in 500g of distilled water.The density of the resultant solution is 1.126g/ml. The molarity of the solution is
Case-1: An ideal gas of molecular weight M at temperature T.
Case-2: Another ideal gas of molecular weight 2M at the temperature \(\frac{T}{2}\).
Identify the correct statement in the context of the above two cases.

The correct option for the above reaction is 

If all the nucleophilic substitution reactions at saturated carbon atoms in the above sequence of reactions follow Sn2 mechanism, then E and F will be respectively,
(i)(ii)(iii)(iv)
The correct order of acidity of above compound is 
Structure of M
Structure of M is

(i)

(ii)

(iii)

 

The relationship between the pair of compounds shown above is respectively,

(i)(ii)(iii)
The correct order of C = O bond length in ethyl propanoate(I), ethyl propenoate(II) and ethenyl propanoate(III) is
The IUPAC name of CH3CH=C-CHO-CH2-CH3 is:
Select the molecule in which all the atoms may lie on a single plane is 
The calculated spin-only magnetic moment values in BM for [FeCl4]- and [Fe(CN)6]3- are
Which of the following statements is incorrect? 
4f2 electronic configuration is found in