Ionic Bonding Quiz

What is an ionic bond?

• A bond between two non-metals

• A bond formed by the sharing of electrons

• A bond formed by the transfer of electrons

• A bond between two metals

Which of the following pairs of elements is most likely to form an ionic bond?

• Oxygen and nitrogen

• Sodium and chlorine

• Carbon and hydrogen

• Hydrogen and helium

In an ionic bond, the metal atom:

• Gains electrons

• Loses electrons

• Shares electrons

• Remains unchanged

What charge does a sodium ion (Na⁺) have after losing an electron?

• Neutral

• Positive

• Negative

• Double negative

Which of the following is a characteristic of ionic compounds?

• Low melting points

• Good electrical conductivity when solid

• Good electrical conductivity when dissolved in water

• Weak attraction between ions

An ionic bond is formed when one atom ______ electrons to another atom.

The positively charged ion in an ionic bond is called a ______, and the negatively charged ion is called an ______.

• cation

• anion

Ionic compounds are usually formed between ______ and ______ elements.

• metal

• non-metal

When a chlorine atom gains an electron, it becomes a ______ ion (Cl⁻).

The chemical formula for sodium chloride, an ionic compound, is ______.