EASY
JEE Main/Advance
IMPORTANT
Earn 100

In a given atom no two electrons can have the same values for all the four quantum numbers. This rule is called_____.

50% studentsanswered this correctly

Important Questions on Structure of Atom

EASY
JEE Main/Advance
IMPORTANT

According to Heisenberg's uncertainty principle

EASY
JEE Main/Advance
IMPORTANT
The total number of orbitals in3rd orbit is_____.
EASY
JEE Main/Advance
IMPORTANT

Which of the quantum number describe shape of electron cloud?

EASY
JEE Main/Advance
IMPORTANT
Corrects set of all four quantum number for an unpaired electron for 3d9 is_____.
MEDIUM
JEE Main/Advance
IMPORTANT

The species which has its fifth ionisation potential equal to 340eV is_____.

MEDIUM
JEE Main/Advance
IMPORTANT

Consider a 20W light source that emits monochromatic light of wavelength 600nm. The number of photons ejected per second in terms of Avogadro's constant isNA is_____. approximately. 

MEDIUM
JEE Main/Advance
IMPORTANT

U92235+n01U92236X+Sr3890+Y

In the above nuclear fusion reaction, products are_____.

EASY
JEE Main/Advance
IMPORTANT
The ratio of energy of a photon of wavelength 2000A° to that of one with wavelength 4000A °is____.