ATOMOS

all matter consist of particles called?

(also known as basic unit of matter)

• cell

• atom

• alpha particles

write the 3 subatomic particles of atom

who discovered electron?

• Ernest Rutherford

• JJ Thomson

• Charles Darwin

who proposed electron cloud model?

• Erwin Tulfo

• Neils Bohr

• Erwin Schrodinger

Is this the correct chronological order of the atomic model? why?

• yes. this is correct because Dalton's model will come first, then Thomson's, Rutherford's, Bohr's and finally Schrodinger's

• no. because the first model should be in the fifth picture.

• maybe

6-8 how important is the discovery of atom?