Questions in atomic-structure

Select	Question
	Anode rays were discovered by
	The radius of an atom is of the order of
	Neutron possesses
	Neutron is a fundamental particle carrying
	Cathode rays have
	The size of nucleus is measured in
	Which phrase would be incorrect to use
	Which one of the following pairs is not correctly matched
	Proton was discovered by
	The minimum real charge on any particle which can exist is