Intro to the Periodic Table

Each column in the periodic table is called a _________ .

• period
• group
• cluster
• unit

What element will have the most similar physical and chemical properties to the element Lithium (Li)?

• Sodium (Na)
• Magnesium (Mg)
• Beryllium (Be)
• Calcium (Ca)

Periods on the periodic table are __________.

• Horizontal Rows
• Vertical Columns

How many protons and electrons does nickel have?

• 28

• 58.69

Tags

NGSS.MS-PS1-1

What is the atomic mass?

• 58.693

• 28

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

The electrons of an atom are found...

• in the outer "cloud" surrounding the atom.
• in the nucleus of the atom.
• in the cloud and in the nucleus.

What is the chemical symbol for carbon?

• N

• C

• Ca

• Cb

What is the chemical symbol for gold?

• G

• Au

• Ag

• Fe

These are the most reactive elements. They have one electron in the outer shell.

• Group 1 Alkali Metals

• Group 17 Halogens

• Group 18 Noble Gases

• Group 2 Alkali Earth Metals