8th Grade Term 1 Flashcard Review Practice

Front

Which of the following is a chemical element? Water, Oxygen, Salt, Sugar

Back

Oxygen

Front

What is the chemical symbol for the element sodium?

Back

Na

Front

Which of the following is NOT an element? Options: Iron, Carbon, Air, Gold

Back

Air

Front

Which element is necessary for respiration in humans?

Back

Oxygen

Front

Which of the following best describes an element?

Back

A substance made of only one kind of atom

Front

Why is gold considered an element and not a compound?

Back

It is made of only one type of atom.

Front

How to identify elements from a list of substances?

Back

By checking if they are found on the periodic table

Front

What is the smallest particle of an element that retains its properties?

Back

Atom

Front

Which subatomic particle has a negative charge?

Back

Electron

Front

What is the center of an atom called?

Back

Nucleus