atoms and periodic table

Multiple Choice

What element is represented in this Bohr Model? 

• Carbon

• Hydrogen

• Aluminum

• Lithium

Multiple Choice

Which is an electron?

• A
• B
• C

Multiple Choice

What is the atomic number?

• The number of protons in an element
• The number of neutrons in an element
• The number of protons and neutrons.
• The number of protons and electrons.

Multiple Choice

What is found in the nucleus of atoms?

• Protons and electrons.
• Protons, neutrons, and electrons.
• Protons and neutrons.
• Neutrons and electrons.

Multiple Choice

How many valence electrons does Sodium (Na) have?

• 1
• 2
• 3
• 4

Multiple Choice

Each row in the periodic table is called a 

• group
• period
• cluster
• unit

Multiple Choice

Each column in the periodic table is called a 

• period
• group
• cluster
• unit

Multiple Choice

Where are the most nonmetals located on the periodic table?

• In the bottom row
• On the left side and in the middle
• On the right side
• In the top row

Multiple Choice

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

• period

• group

• row

Multiple Select

Elements in the same group have : (2 correct answers)

• Similar chemical properties

• Similar names

• Same number of outer (valence) electrons)

• The same number of protons

Multiple Choice

The blue elements (left side) are called 

• metals
• nonmetals
• metalloids
• noble gases

Match

Match the following

• lithium

• helium

• aluminum

• bromine

• strontium

2 energy levels

1 energy level

3 energy levels

4 energy levels

5 energy levels

• 2 energy levels

• 1 energy level

• 3 energy levels

• 4 energy levels

• 5 energy levels

Multiple Select

which 2 elements have the same number of valence electrons?

• Mg

• Ca

• B

• He

Multiple Select

which 2 elements have the same properties like families

• Ne

• He

• Fe

• Mg