Exploring the World of Chemical Elements

What is the atomic number of the element gold?

A. 79

B. 47

C. 29

D. 82

Answer:

A. 79

Gold is a fascinating element with the atomic number 79. Its chemical symbol is Au which comes from the Latin word "aurum". Gold is known for its lustrous appearance and has been highly valued throughout history for its scarcity and beauty.

The atomic number of an element represents the number of protons in the nucleus of an atom of that element. For gold, the atomic number 79 indicates that it has 79 protons. This unique number of protons defines the element and distinguishes it from other elements on the periodic table.

Furthermore, gold is a transition metal and is known for its excellent conductivity of electricity and resistance to corrosion. It is commonly used in jewelry, electronics, and even as a form of currency or investment. Its bright yellow color and malleability make it a popular choice for various applications.