Flashcards SC.8.P.8.5B

Front

What is the periodic table?

Back

The periodic table organizes elements based on their properties, atomic number, and electron configurations.

Front

What do elements in the same group of the periodic table have in common?

Back

Elements in the same group have similar chemical properties due to having the same number of valence electrons.

Front

What is the difference between a mixture and a compound?

Back

Mixtures are physical combinations of substances, while compounds are chemically bonded substances.

Front

How are elements essential to living organisms?

Back

Elements like carbon, hydrogen, oxygen, and nitrogen are key components of biomolecules like proteins and DNA.

Front

What role do elements play in nonliving things?

Back

Elements like iron and aluminum are used in building materials and tools.

Front

What is chemical bonding?

Back

Chemical bonding is the process by which atoms are held together in molecules or compounds.

Front

Why are elements considered the building blocks of matter?

Back

All substances, both living and nonliving, are made from combinations of elements.

Front

What is a chemical formula?

Back

A chemical formula represents the elements and their ratios in a compound, such as H₂O for water.