Atomic Structure

A. Moving e- accelerate towards the nucleus
B. Continuous spectrum
C. behavior of electron remain unexplained
D. all

A. 9.11×10-31 Kg
B. Cast shadow
C. Heat up the platinum foil
D. Cannot ionize

A. Brighter
B. Darker
C. Colourless
D. Hard to locate

A. 6
B. 10
C. 14
D. 18

A. Principal (QN)
B. Azimuthal (QN)
C. Spin (QN)
D. Both A & B

A. Angular momentum of electrons in multiples of h/2?
B. Electrons revolve in discrete circular orbits
C. Energy of each electron is directly proportional to n2
D. Electrons radiate energy continuously in a given orbit.