Sci 7/8: Practice test Periodic table

What is the atomic mass of Neon?

• 10

• 20.18

• 10.18

• 20

Tags

NGSS.HS-PS1-1

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Tags

NGSS.MS-PS1-1

What is the atomic mass of Copper?

• 63.546

• 29

• 29.546

• 92

Bromine has how many Neutrons?

• 35

• 80

• 45

• 8

Tags

NGSS.MS-PS1-1

How many electrons are in Manganese (Mn) ?

• 12
• 25
• 55
• 30

Which two particles make up the nucleus of an atom?

• Protons and Electrons
• Protons and Neutrons
• Molecules and Compounds
• Neutrons and Electrons

Tags

NGSS.MS-PS1-1

What is at the center of every atom?

• An electron

• A compound

• A molecule

• A nucleus

The number of neutrons equals...

• atomic number - mass number

• Protons - neutrons

• Electrons - protons

• mass number - atomic number

The following element key shows how many protons?

• 16
• 15.999
• Oxygen
• 8

Tags

NGSS.MS-PS1-1

How many neutrons are in Tungsten

• 110

• 74

• 183

• 258