ionic bonding

Which statement about ions is TRUE?

• Ions are formed when atoms gain or lose neutrons.
• A cation is negatively charged.
• An atom that loses electrons is negatively charged.
• A metal will tend to lose electrons when it becomes an ion.

Which of the following will form an ion with a 2- charge?

• Ca
• Se
• Ge
• N

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is a property of an ionic compound?

• Sharing of Electrons
• Involves two or more anions.
• High Melting Points
• Conducts electricity as a solid.

An anion in an ionic formula is/has

• usually a nonmetal.
• the positive ion.
• written first.
• lost electrons.

Tags

NGSS.HS-PS1-1

Which of the following is TRUE for the CATION in an ionic compound?

• The electrons are transferred to the cation.
• The cation is usually a nonmetal.
• The cation is negatively charged.
• The cation is usually the first element in the formula.

What will be the charge of a bromine ion?

• +7

• -7

• -1

• +1

Tags

NGSS.HS-PS1-1

Which element below would have a 3+ charge as an ion?

• nitrogen (N)

• boron (B)

• silicon (Si)

• argon (Ar)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2