iAL CHEM - Bonding & Structure - Ionic Bonding

Front

Ionic bonding

Back

The electrostatic attraction between oppositely charged ions

Front

What happens to sodium atoms when they react with chlorine?

Back

They lose electrons to become positive ions

Front

Which of the following represents the formation of chloride ions?
Options: Cl^- + e- → Cl, Cl₂ + 2Na → 2NaCl, Cl₂ → 2Cl⁺ + 2e-, Cl₂ + 2e- → 2Cl^-

Back

Cl₂ + 2e- → 2Cl^-

Front

What is the structure of sodium chloride in solid form?

Back

A giant lattice of oppositely charged ions

Front

What is the effect of ionic radius on the strength of ionic bonding?

Back

Smaller ions lead to stronger bonds

Front

What is lattice formation enthalpy?

Back

The energy released when gaseous ions form a lattice

Front

Which compound has the highest lattice energy? Options: Potassium fluoride, Sodium chloride, Calcium oxide, Magnesium fluoride

Back

Calcium oxide

Front

What evidence supports the existence of ions in ionic compounds?

Back

Their ability to conduct electricity when molten or aqueous

Front

What occurs at the negative electrode during electrolysis of molten sodium chloride?

Back

Sodium ions gain electrons

Front

In a dot-and-cross diagram, what do the dots represent?

Back

Electrons from one atom