Atomic Structure Review

How many protons does an O₂ atom have?

• 8
• 24
• 16
• When is lunch? 

Tags

NGSS.MS-PS1-1

How many protons does indium have?

• 49

• 66

• 114

• 115

Tags

NGSS.MS-PS1-1

What is the atomic mass of barium

• 56

• 82

• 137

• 138

Tags

NGSS.MS-PS1-1

What is the mass number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

Tags

NGSS.HS-PS1-8

How many neutrons does oxygen have?

• 16
• 15.99
• 8
• Doesn't contain any neutrons

Tags

NGSS.MS-PS1-1

How many neutrons are in Beryllium?

• 4
• 9
• 5
• 2

What does the atomic number tell us about an element?

• # of Protons

• # of Electrons

• # of Neutrons

• # of Isotopes

Where are the electrons found in an atom?

• Inside the nucleus

• Inside the protons

• Outside the nucleus

• Outside the protons

Atomic Mass is the Protons plus the ___________.

• Protons

• Electrons

• Neutrons

• Isotons

What charge does the nucleus have and why?

• positive - the neutrons do not have a charge
• positive - the neutrons and protons are positively charged particles
• neutral - the neutral charge dominates the positive charge
• neutral - electrons cancel out the positive charge of the atom

Tags

NGSS.MS-PS1-1