Chap. 17 Periodic Table Quiz

Which scientist is credited with creating the first periodic table?

• Bill Nye

• John Dalton

• Dmitri Mendeleev

• Ernest Rutherford

The rows on the periodic table are called ...

• Periods

• Groups

• Metaloids

• Clouds

The particles that make up the nucleus are ...

• Neutrons and electrons.

• Protons and electrons.

• Protons and neutrons.

• Neutrons and positrons.

Electrons inhabit the region called the electron cloud because...

• only 8 electrons are allowed there.

• they travel too fast to pinpoint their location.

• John Dalton discovered them.

• Niels Bohr discovered them.

Atoms of the same element with different numbers of neutrons are...

• Ions

• Alpha particles

• Beta particles

• Isotopes

The number of protons and neutrons in the nucleus is the ...

• average atomic mass.

• atomic number

• valence number

• mass number

The particles that make up protons and neutrons are called...

• quarks.

• positrons.

• muons.

• neutrinos.

The vertical columns on the periodic table are called...

• periods.

• metaloids.

• groups.

• transitions.

The region on the periodic table where metals are found is ...

• on the right.

• on the left.

• beside the stair-step line.

• in the middle.

The scientist who said all matter was made of small particles called atoms.

• Dmitri Mendeleev

• Ernest Rutherford

• Democritus

• John Dalton