Grade 8 - Quiz # 5

Who is a Scientist who based his notion from democritus and leucippus?

• John Dalton

• J.J Thompson

• Ernest Rutherford

• Neil Bohrs

Who successfully conduct an experiment in Gold foil to discover Nucleus and Protons?

• J.J Thompson

• John Dalton

• Hennig Brand

• Ernest Rutherford

Who discovered electron that moved around the nucleus in a particular way?

• J.J Thompson

• Ernest Rutherford

• Neil Bohr

• Erwin Schrodinger

What subatomic particle is in the nucleus?

• Electron and Proton

• proton only

• Proton and Neutron

• Neutron and Electron

Who is the Austrian Scientist, figured the approximate location of electron in an atom?

• Erwin Schrodinger

• Niel Bohr

• Ernest Rutherford

• J.J Thompson

What is the name of thomson atomic model ?

• Thomson Soup pudding model

• Thomson Plum Pudding model

• Thomson Cloud Pudding model

• Thomson Electron soup model

What is the other name of Rutherford nuclear atomic model ?

• Plum Pudding model

• Planetary model

• Nucleus atomic model

• Nuclear atomic model

How many electrons are in the 2nd shells according to neil bohr?

• 2

• 8

• 9

• 18

What part of atom that hold a specific number of electron ?

• Orbit

• Orbital

• Pathway

• Nucleus

How much energy is in the nearest shells of atom?

• More energy

• No energy

• Least energy

• Zero energy