List of top Chemistry Questions

During dialysis
The momentum of a particle having a de-Broglie wavelength of $10^{17}$ m is (Given, $h = 6.625 \times 10^{-34}$ m)
Nylon-66 is a polyamide obtained by the reaction of
An element (atomic mass $100 \,g /\, mol$ ) having $BCC$ structure has unit cell edge $400\, pm$. The density of element is (No. of atom in $BCC ( Z )=2$ ).
Commonly used antiseptic -Dettol- is a mixture of
Which of the following has zero dipole moment?
Which of the following bonds has the highest energy?
Boron compounds behave as Lewis acids, because of their
Which of the following is the correct equation?
What will be the longest wavelength line in Balmer series of spectrum?
The isotonic solutions have equal:
What happens when chloroform is left open in air in the presence of sunlight?
Arrange the following compounds in order of increasing dipole moment, toluene (I), m-dichlorobenzene (II), o-dichlorobenzene (III),p-dichlorobenzene (IV)
The ratio between the root mean square speed of $H_2$ at 50 K and that of $O_2$ at 800 K is
Which of the following is not an explosive?
The reaction, $ {{C}_{6}}{{H}_{5}}{{N}_{2}}Cl\xrightarrow{C{{u}_{2}}C{{l}_{2}}/HCl}{{C}_{2}}{{H}_{5}}Cl+{{N}_{2}}\uparrow $ is called:
The conjugate acid of $ C{{H}_{3}}N{{H}_{2}} $ is:
The percentage of oxygen in $NaOH$ is
Which of the following has the maximum number of unpaired electrons ?

The orbitals are called degenerate when:

Which of the following is the correct representation of relative lowering of vapour pressure?
$^{27}_{13}AI$ is a stable isotope, $^{29}_{13}AI$ is expected to decay by
The rate, at which a substance reacts, depends upon its
The number of moles of water present in $180\, gm$ of water is
Avogadro?? number of oxygen atom weighs