The bond order of O2 molecule can be calculated as :
2
3
1
1/2
de-Broglie relation has significance for ___________ object.
Submicroscopic
Macro
Large
None of these
The bond order of N2 molecule can be calculated as :
6
Shape of s-orbital is :
Dumb-bell
Spherical
Hexagonal
Tetrahedral
Dual character of an electron was explained by
Bohr
Heisenberg
de-Broglie
Pauli
It is impossible to determine simultaneously by both the position and velocity of a microscopic particle with absolute accuracy or certainty. This is :
Heisenberg uncertainty principle
de-Broglie's principle
Bohr's principle
Quantum theory
p-orbitals have the shape :
Dough nut shape
For an electron(or any other material particle) of mass m moving with velocity V, λ= ____________ .
h/mv
h/v2
mv2/c
hc2/m
A particle having a mass of 1.0 mg has a velocity of 3600 km/h. Calculate the wavelength of the particle.
(h=6.626 x 10-27 ergs)
6.626 x 10-28 cm
6.626 x 10-29 cm
6.626 x 10-30 cm
6.626 x 10-31 cm
Dual nature of an electron was explained by :
