Chemical Reactions Quiz

Covalent bonds are formed when atoms share electrons.

• True

• False

Ionic compounds are formed by the sharing of electrons.

• True

• False

The oxidation number of oxygen in most compounds is -2.

• True

• False

Hydrogen always has an oxidation state of +1.

• True

• False

Fluorine has the highest electronegativity of all elements.

• True

• False

In a redox reaction, the oxidizing agent is reduced.

• True

• False

An element in its pure form always has an oxidation number of 0.

• True

• False

The oxidation number of chlorine in ClO₄⁻ is -1.

• True

• False

Noble gases usually form compounds due to their stability.

• True

• False

Oxidation is the loss of electrons.

• True

• False