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Proton was dicovered by:
NET
NUST Entry Test
Chemistry
Atomic Structure
Charge on electron was discovered by:
NET
NUST Entry Test
Chemistry
Atomic Structure
The charge over mass ratio of electron is:
NET
NUST Entry Test
Chemistry
Atomic Structure
Mass of simple electron is:
NET
NUST Entry Test
Chemistry
Atomic Structure
Charge of an electron is:
NET
NUST Entry Test
Chemistry
Atomic Structure
When an electric current is passed through discharge tube at low pressure, cathode rays are emitted from cathode these rays consist of:
NET
NUST Entry Test
Chemistry
Atomic Structure
Charge to mass ratio of electrons was discovered by:
NET
NUST Entry Test
Chemistry
Atomic Structure
Maximum potential energy that an electron can have within the atom is:
NET
NUST Entry Test
Chemistry
Atomic Structure
Which of the following particles has longest wavelength, if they have same speed:
NET
NUST Entry Test
Chemistry
Atomic Structure
Which of the following was discovered first:
NET
NUST Entry Test
Chemistry
Atomic Structure
The nature of positive rays depend on:
NET
NUST Entry Test
Chemistry
Atomic Structure
The e/m value for positive rays is maximum for:
NET
NUST Entry Test
Chemistry
Atomic Structure
$\rm{C_{6}H_{5}}$ is called
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Stability of benzene is due to
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
The hybridization of benzene is
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Boiling point of benzene is
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Benzene when reacted with chlorine in ultraviolet rays produces
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Friedel craft's reaction gives
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
How many Dewar Structure of Benzene are present?
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Which of the following statements is incorrect about benzene?
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Benzene is prepared in laboratory by distillation of phenol with
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
The reaction of benzene with bromine gives
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Benzene with nitrating mixture gives
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
Which type of hybridization takes place in benzene?
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
n-Heptane can be converted into benzene by which of the following catalysts
NET
NUST Entry Test
Chemistry
Aromatic Hydrocarbons
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