2024 Hall of Fame Periodic Table of Elements

Front

What is the main component of shells and bones?

Back

Calcium (Ca) is the main component found in shells and bones.

Front

Which element is commonly used in light bulbs?

Back

Tungsten (W) is commonly used in light bulbs due to its high melting point.

Front

What element is often added to swimming pools to keep the water clean?

Back

Chlorine (Cl) is often added to swimming pools to disinfect the water.

Front

Which element is a major component of stone, sand, and soil?

Back

Silicon (Si) is a major component found in stone, sand, and soil.

Front

What element is used in electric switches?

Back

Copper (Cu) is commonly used in electric switches due to its excellent conductivity.

Front

What is the atomic number of Calcium?

Back

The atomic number of Calcium (Ca) is 20.

Front

What is the atomic number of Tungsten?

Back

The atomic number of Tungsten (W) is 74.

Front

What is the atomic number of Chlorine?

Back

The atomic number of Chlorine (Cl) is 17.

Front

What is the atomic number of Silicon?

Back

The atomic number of Silicon (Si) is 14.

Front

What is the atomic number of Copper?

Back

The atomic number of Copper (Cu) is 29.