Fall Final 2024

Front

What is a chemical property?

Back

A characteristic of a substance that becomes evident during a chemical reaction; for example, the tendency to rust.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances; for example, tarnishing silver.

Front

What is the smallest particle of matter?

Back

An atom.

Front

What do isotopes of an element have in common?

Back

They have the same atomic number and different mass numbers.

Front

What is the number of particles in a mole?

Back

6.02 x 10^23.

Front

What is malleability?

Back

The ability of a substance to be deformed or shaped under pressure; a physical property.

Front

What is density?

Back

The mass per unit volume of a substance; a physical property.

Front

What is brittleness?

Back

The tendency of a material to break or shatter easily; a physical property.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is an isotope?

Back

Atoms of the same element that have the same number of protons but different numbers of neutrons.