Chemical Bonds and Reactions

If a potassium atom loses one electron, a positive ion results.

• TRUE
• FALSE

A chemical bond is:

• Made up of electrons
• An attractive force that holds atoms together
• All of the above
• None of the above

Tags

NGSS.HS-PS1-3

If an atom of nitrogen gains 3 electrons, what is its overall charge?

• Neutral - No charge
• +3
• -3
• -1

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Elements on the LEFT side of the periodic table will most likely form:

• Positive ions
• Negative ions
• Neutral Ions
• None of these

Tags

NGSS.HS-PS1-1

Which of the following is true of ionic bonds?

• Electrons are completely transferred during bonding
• Electrons are shared during bonding
• Electrons are not involved with bonding
• All of the above

Which of the following describes covalent bonds?

• Bonds form because of opposite charges
• Bonds form to fill outer electron shells
• Electrons are transferred between atoms
• Covalent bonds are magical

Tags

NGSS.HS-PS1-1

Elements on the RIGHT side of the periodic table will most likely form:

• Negative ions
• Positive ions
• Cations
• Neutral ions

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Carbon tetrachloride contains how many atoms of chlorine?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

What is the correct name for this formula: AlPO₄

• Aluminum phosphorus
• Aluminum phosphate
• Aluminum phosoxide
• Aluminum quatrophosphate

KI contains a polyatomic ion

• TRUE
• FALSE