Atomic Physics

         The orbital quantum number describes ………… of the electron orbit.

         The all quantum numbers for any two electron of an atom cannot be same.

• TRUE

• FALSE

• can;t say

           The Bohr radius (r) and and no. of shell (n) are related as..

• r ∝n²    

• r ∝ n      

• r ∝ 1/n²

• r ∝ -1/n²

         In Vector Atom Model an electron has 2 degrees of freedom.

• TRUE

• FALSE

• can't say

In a stable atom the amount of electrons is electron is equal to

• neutrons
• protons
• atomic mass
• neutrons + protons