Atoms and the Periodic Table Test

The number of neutrons in an atom can be found by

• adding the number of neutrons and protons together.

• adding the atomic mass and the atomic number.

• subtratcting the atomic number from the atomic mass.

• subtracting the atomic mass from the atomic number.

• adding the electrons to the protons

Isotopes are atoms of the same element with different numbers of

• electrons

• neutrons

• protons

• nuclei

• none are correct

Rows in the Periodic Table are called

• Periods

• Groups/Families

• Cousins

• Metals

• Semi - Metals

Column in the Periodic Table are called

• Periods

• Groups/Families

• Cousins

• Metals

• Metalloids

The elements that touch the zigzag line on the Periodic Table are called

• metals

• nonmetals

• metalloids

• gasses

• transition metals

The nucleus of an atom is located in its

• electron cloud

• center

• proton

• to the right

• to the left

What do atoms of the same periodic group have in common?

• They have the same atomic number.

• They have the same chemical symbols.

• The have the same number of energy levels.

• They have the same atomic mass.

• none are correct

Protons have a ____________ charge, neutrons have a ____________ charge, and electrons have a ____________ charge.

• positive; negative, neutral

• positive, neutral, negative

• neutral, negative, positive

• negative, neutral, positive

• none are correct

The chemical symbol in this element box is

• 26

• Fe

• Iron

• 55.845

• none are correct

The three kinds of elements are

• metals, nonmetals, and liquid metals

• metals, nonmetals, and metalloids

• metals, solids, and liquids

• metalloids, asteroids, and nonmetals

• gas, liquids and water