Front

What is a noble gas?

Back

A noble gas is a type of pure substance made up of atoms that do not readily bond with other atoms due to their full valence electron shell.

Front

What is the chemical symbol for an imaginary element?

Back

The chemical symbol for an imaginary element can be represented in various ways, such as 'Gk', which is a combination of one uppercase and one lowercase letter.

Front

What are molecules?

Back

Molecules are groups of two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound.

Front

Which group of the periodic table contains Cr, Mo, and W?

Back

Group 6.

Front

Which group of the periodic table contains C, Si, and Ge?

Back

Group 14.

Front

What is the difference between atoms and molecules?

Back

Atoms are the basic building blocks of matter, while molecules are formed when two or more atoms bond together.

Front

What is a diatomic element?

Back

A diatomic element is a molecule composed of two atoms, which can be of the same or different chemical elements.

Front

What is a polymer compound?

Back

A polymer compound is a large molecule made up of repeating structural units (monomers) connected by covalent chemical bonds.

Front

What is a crystal compound?

Back

A crystal compound is a solid material whose constituents (such as atoms, molecules, or ions) are arranged in an orderly repeating pattern extending in all three spatial dimensions.

Front

What is the significance of the periodic table?

Back

The periodic table organizes all known chemical elements based on their atomic number, electron configuration, and recurring chemical properties.