Symbols and Formulae

What is the chemical symbol for sodium ion?

• So⁺

• So²⁺

• Na⁺

• Na²⁺

What is the chemical symbol for magnesium ion?

• Mg⁺

• Mg²⁺

• Mn⁺

• Mn²⁺

What is the chemical symbol for oxide ion?

• O⁺

• O²⁺

• O^-

• O^2-

What is the chemical symbol for chloride ion?

• Cl^-

• Cl^2-

• Cl⁺

• Cl²⁺

What is the chemical symbol for hydrogen ion?

• H

• H₂

• H⁺

• H^-

What is the chemical symbol for silver ion?

• S⁺

• Si⁺

• Ag⁺

• Au⁺

What is the chemical symbol for zinc ion?

• Z⁺

• Z^-

• Zn²⁺

• Zn^2-

What is the chemical symbol for iron(III) ion?

• I^3-

• I³⁺

• Fe^3-

• Fe³⁺

What is the chemical symbol for copper(II) ion?

• Co²⁺

• Cp²⁺

• Cr²⁺

• Cu²⁺

What is the chemical symbol for lead(II) ion?

• Ld²⁺

• Pb²⁺

• Ag²⁺

• Pt²⁺