Atomic StructureMedium
Question
When alpha particles are sent towards a thin metal foil, most of them go straight through the foil because
Options
A.alpha particles are much heavier than electrons
B.alpha particles are positively charges
C.most part of the atom is empty space
D.alpha particles move with high speed
Solution
Since most part of atom is empty space, so, when a particles are sent towards a thin metal foil, most of them go straight through the foil.
Create a free account to view solution
View Solution FreeMore Atomic Structure Questions
If the shortest wave length of Lyman series of H atom is x, then the wave length of the first line of Balmer series of H...The de Broglie wavelength associated with a ball of mass 1 kg having kinetic energy 0.5 J is :...A completely filled d-orbital (d10) is of...Radiation corresponding to the transition n = 4 to n = 2 in hydrogen atoms falls on a certain metal (work function = 2.0...The velocity of electron in second shell of hydrogen atom is :...