The Atom and Its History

_{The Atom and Its History}

Open Ended

What is an atom

Open Ended

what does he mean by indivisible and indestructible

Multiple Choice

The smallest particle of an element that still represents that element.

• Nucleus

• electron

• proton

• atom

Multiple Choice

What is a particle with one negative charge called?

• electron

• proton

• quark

• neutron

Multiple Choice

Which scientist discovered the electrons?

• Dalton

• Thomson

• Atristotle

• Bohr

Multiple Choice

What is the center of an atom called?

• nucleus

• electron cloud

• proton center

• photon center

Multiple Choice

Rutherford and his students did experiments that showed

• quark

• nucleus

• proton

• electron

Multiple Choice

Bohr discovered that electrons are located in

• the nucleus

• inside protons

• electron cloud

• circular orbits around the nucleus

Multiple Choice

What is the neutral particle found in the nucleus called?

• proton

• neutron

• electron

• quark

Multiple Choice

True or False? Neutrons have a negative charge

• True
• False

Multiple Choice

Which scientist discovered that the nucleus contained neutrons?

• bohr

• Rutherford

• Dalton

• Chadwick

Multiple Choice

Which one of the following is the correct order of scientific contribution of the atom?

• Chadwick, Dalton, Bohr, Rutherford, Democritus,Thomson

• Thomson, Democritus,Rutherford, Bohr, Dalton ,Chadwick

• Dalton, Chadwick ,Bohr, Rutherford, Democritus,Thomson

• Democritus, Dalton, Thomson, Rutherford, Bohr, Chadwick

Multiple Choice

What is a particle with one positive charge called?

• proton

• electron

• neutron

• quark

Multiple Choice

Who discovered the Nucleus

• Goofy

• John dalton

• Neils Bohr

• Ernest Rutherford

Multiple Choice

who discovered the proton

• Ernest Rutherford

• Eugen GoldStein

• Neils Bohr

• Goofy

Multiple Choice

Who discovered the Neutron

• James Chadwick

• Ernest Rutherford

• John Dalton

• Goofy

Multiple Choice

Who came up with the electron cloud model?

• Erin Schrodinger

• Neils Bohr

• Ernest Rutherford

• JJ Thomson

Multiple Choice

Who discovered the electron

• Ernest Rutherford

• Goofy

• JJ Thomson

• John Dalton

Multiple Choice

Who discovered electrons were arranged in energy levels?

• Neils Bohr

• Ernest Rutherford

• James Chadwick

• Goofy

Multiple Choice

What does the C represent?

• atomic mass

• atomic number

• element name

• chemical symbol

Multiple Choice

What does the 6 represent?

• Atomic mass

• atomic number

• chemical symbol

• element name

Multiple Choice

What is the number of protons that the element in this image contain?

• 14

• 7

• 15

• 18

Multiple Choice

How many protons does Neon (Ne) have?

• 20.1797

• 11

• 10

• 20

Multiple Choice

How many neutrons does Neon (Ne) have

• 11

• 22

• 20

• 10

Multiple Choice

How many neutrons does Sodium (Na) have?

• 12

• 23

• 22

• 11

Multiple Choice

How many protons does Sodium have (Na)

• 23

• 11

• 22

• 1

Multiple Choice

An atom has an atomic number of 19 and a mass number of 29. How many neutrons are in the atom?

• 30

• 19

• 10

• 38

Multiple Choice

An atom has an atomic number of 15 and a mass number of 31. How many protons are there in the atom?

• 15

• 31

• 16

• 47