J. j. thompson's experiments with cathode rays ended up

a)testing the theory of atoms
b)proving atoms don't exist
c)comparing to existing theories of atoms
d)confirming results of other scientists about atoms

I think it might be A or D, hope I helped! Sorry if I didn't!!

Where is the graph ?

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.