Compounds & Counting Atoms Review

Front

What is at the center of every atom?

Back

A nucleus.

Front

Which of the following represents an element? H2O, H, NaCl, CaCO3

Back

H.

Front

Do compounds have properties different from the elements that make them up?

Back

True.

Front

Is H2SO4 an element or a compound?

Back

Compound.

Front

Which part of an atom has no charge?

Back

Neutrons.

Front

What is a compound?

Back

A substance formed when two or more elements chemically bond together.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What are protons?

Back

Positively charged particles found in the nucleus of an atom.

Front

What are electrons?

Back

Negatively charged particles that orbit the nucleus of an atom.

Front

What are neutrons?

Back

Neutral particles found in the nucleus of an atom.