Periodic Table Review Lesson

Multiple Choice

The vertical (up and down) columns in the Periodic Table are called

• groups

• towers

• periods

• atomic numbers

Multiple Choice

Elements in a .................. have similar chemical properties.

• period

• group

• row

Multiple Choice

Which group of the periodic table is composed of inert (not reactive) gases?

answer choices

• alkali metals

• alkaline earth metals

• halogens

• noble gases

Multiple Choice

The horizontal row on the periodic table is called a

• group
• family
• period
• atomic number

Multiple Choice

What does the 1.00794 stand for?

• Hydrogen

• atomic number

• atomic mass

• atomic explosion

Multiple Choice

Atomic Mass equals the combined number of

• Protons and Electrons

• Electrons and Neutrons

• Protons and Neutrons

Multiple Choice

The number of valence electrons ________ by 1 as you move across the period.

• increases

• decreases

Parts of the Elemental Symbol

• Atomic Number

  # of protons and electrons

  number on top of symbol

• Atomic Mass

  average # of protons + # of neutrons number below the symbol

• Atomic Symbol

  capital letter and lowercase letter that represents the element name

Multiple Choice

What is Neon's atomic mass?

• 10

• 20.18

Multiple Choice

What is Beryllium's atomic number?

• 4

• 5

• 9.01

Multiple Choice

The fluorine atom has an atomic number of

• 19

• 9

Multiple Choice

The atoms along the staircase are called

• metals

• nonmetals

• metalloids

• noble gases

Multiple Choice

The majority (most) of the elements are:

• metals

• nonmetals

• metalloids

Multiple Choice

The elements on the right side of the periodic table of elements are mainly:

• metals

• nonmetals

• metalloids

Multiple Choice

Why are noble gases not reactive

• Too few electrons

• Too many electrons

• They have a full set of electrons

• They need more electrons

• the electrons in the outermost energy shell

• number of valence electrons matches group number

  (without transition metals)

• electrons involved in bonding

• ions created when valence electrons are gained or lost

​

Valence Electrons and Reactivity

Multiple Choice

Elements in a ________ have similar chemical properties.  

• period

• group

• row