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Recent questions tagged structure of the atom
+3
votes
1
answer
If K and L shells of an atom are full then what would be the total number of electrons in the atom?
asked
Apr 7, 2019
in
Class 9
by
kratos
structure of the atom
class-9
cbse
+1
vote
1
answer
The average atomic mass of a sample of an element X is 16.2u
asked
Apr 5, 2019
in
Class 9
by
kratos
structure of the atom
class-9
cbse
+3
votes
1
answer
State de-Broglie concept of dual nature of matter. How do dual nature of electron verified?
asked
Apr 5, 2019
in
Class 12
by
kratos
photoelectric effect
cbse
structure of the atom
quantum mechanical model of atom
class-11
matter waves
class-12
structure of atom
+1
vote
1
answer
Put a tick mark against the correct alternative in the following statement. a) Function of WBCs is to
asked
Apr 4, 2019
in
Class 11
by
kratos
cbse
structure of the atom
class-11
after twenty years
class-6
class-9
the three questions
in the earliest cities
+1
vote
1
answer
Name one ion for each of the valencies +1, +2 and +3.
asked
Apr 3, 2019
in
JEE
by
kratos
coordination compounds
structure of the atom
molecules
jee
class-9
class-7
icse
class-10
jee mains
atoms
periodic classification of elements
+1
vote
1
answer
Which of the following options does not represent ground state electronic configuration of an atom?
asked
Apr 3, 2019
in
Class 11
by
kratos
structure of the atom
class-9
class-11
cbse
+1
vote
1
answer
Define valency
asked
Mar 31, 2019
in
Class 11
by
kratos
structure of the atom
atoms and molecules
class-11
class-7
class-8
chemical bonding
atomic structure
molecular structure
class-9
+3
votes
1
answer
Which of the following sets of quantum numbers are correct?
asked
Mar 28, 2019
in
Class 12
by
kratos
structure of the atom
neet
class-11
cbse
+3
votes
1
answer
For the following statements, write T for ‘True’ and F for ‘False’. (a) J.J. Thomson proposed that the nucleus of an atom contains only nucleons
asked
Mar 27, 2019
in
Class 11
by
kratos
cbse
structure of the atom
class-11
class-9
atomic structure
class-7
+1
vote
1
answer
If an atom contains one electron and one proton, will it carry any charge or not?
asked
Mar 27, 2019
in
Class 11
by
kratos
structure of the atom
class-9
class-11
cbse
+2
votes
1
answer
Helium atom has 2 electrons in its valence shell but its valency is not 2, Explain.
asked
Mar 24, 2019
in
Class 9
by
kratos
structure of the atom
class-9
periodic classification of elements
+2
votes
1
answer
What are the limitations of Rutherford’* model of the atom?
asked
Mar 23, 2019
in
Class 9
by
kratos
structure of the atom
class-9
cbse
+2
votes
1
answer
Out of electron and proton which one will have, a higher velocity to produce matter waves of the same wavelength? Explain it.
asked
Mar 23, 2019
in
Class 11
by
kratos
structure of the atom
class-9
class-11
cbse
+2
votes
1
answer
Which of the following in Fig. do not represent Bohr’* model of an atom correctly?
asked
Mar 23, 2019
in
Class 9
by
kratos
structure of the atom
class-9
cbse
+3
votes
1
answer
Why did Rutherford select a gold foil in his α–ray scattering experiment?
asked
Mar 20, 2019
in
Class 9
by
kratos
structure of the atom
class-9
cbse
+3
votes
1
answer
Which one of the following scientists put forward the theory regarding the extra-nuclear structure of the atom?
asked
Mar 19, 2019
in
JEE
by
kratos
cbse
class-8
structure of the atom
jee
class-9
atomic structure
jee mains
+3
votes
1
answer
Which of the following is responsible to rule out the existence of definite paths or trajectories of electrons?
asked
Mar 14, 2019
in
Class 11
by
kratos
structure of the atom
class-9
class-11
cbse
+1
vote
1
answer
An electron does not suffer any deflection while passing through a region of uniform magnetic field.
asked
Mar 13, 2019
in
JEE
by
kratos
motion of charged particles
cbse
structure of the atom
class-11
jee
moving charges and magnetism
moving charges
jee mains
magnetism
class-12
+3
votes
1
answer
The atomic number and mass number for a specimen are Z and A respectively. The number of neutrons in the atom will be
asked
Mar 13, 2019
in
Chemistry
by
kratos
neet
structure of the atom
class-9
atomic structure
class-7
nuclear chemistry
+1
vote
1
answer
How many spectral line of balmer series present in visible region :
asked
Mar 11, 2019
in
JEE
by
kratos
cbse
jee main 2020
structure of the atom
class-11
aiims 2019
class-12
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