In an era filled with cashless transactions and hundreds of cryptocurrencies, this statement seems truer today than in Keynes' time.

However, gold also possesses elemental properties that has made it an ideal metal for money throughout history.

Sanat Kumar, a chemical engineer from Columbia University, broke down the periodic table to show why gold has been used as a monetary metal for thousands of years.

The periodic table organizes 118 elements in rows by increasing atomic number (periods) and columns (groups) with similar electron configurations.

Just as in today's animation, let's apply the process of elimination to the periodic table to see why gold is money: