Atoms and Bonding

What is the basic unit of matter?

• Cell
• Atom
• Compound
• Molecule

Tags

NGSS.MS-PS1-1

What charge does a proton have?

• Positive
• Negative
• Nuetral
• Coposititve

Electrons have what charge?

• Postive
• Negative
• Neutral
• Duality

Tags

NGSS.MS-PS2-3

Which of the following is not found in the nucleus of an atom?

• Neutrons
• Protons
• Electrons

Tags

NGSS.HS-PS1-8

Bond that forms when one or more electrons are transferred from one atom to another.

• Covalent
• Hydrogen
• Ionic
• Metallic

Bond formed when two or more electrons are shared.

• Covalent
• Ionic
• Hydrogen
• Metallic

What is the maximum number of covalent bonds that can form between a single carbon atom which has 6 electrons and 1 or more hydrogen atoms(each having 1 electron)?

• 1

• 2

• 3

• 4

Is this ionic bond drawn correctly?

• Yes
• No

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons are elements trying to reach in their outer shells?

• 1
• 2
• 5
• 8

What type of elements will form an ionic bond?

• Metals + Metals
• Nonmetals + Nonmetals
• Metals + Nonmetals
• None of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2