Module 4 Key Terms Quizizz

Substances that undergo a chemical change are

• reactants

• products

• subscripts

• valence electrons

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When oxygen and hydrogen combine to make water, the water molecule that they make is called the

• reactant

• chemical bond

• product

• ion

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Coefficients represent what part of a chemical formula?

• Number of individual atoms

• subscripts

• chemical symbols

• Number of whole molecules

Subscripts represent what part of a chemical formula?

• Number of whole molecules

• Number of individual atoms that make up a molecule

• reactants

• projects

True/False: In a chemical equation, the reactants are always written first (left side).

• True

• False

What is a chemical bond?

• A bond that results in opposite charges

• A force of attraction between atoms or groups of atoms

• the force of attraction between protons and electrons

Tags

NGSS.HS-PS1-1

Which part of the atom is involved in chemical reactions?

• protons

• electrons

• neutrons

• valence electrons

An atom or group of atoms that has a positive or negative charge is called a(n)

• isotope

• coefficient

• ion

• covalent bond

Tags

NGSS.MS-PS2-3

The tendency of atoms to "want" 8 valence electrons to achieve stability is called the

• Law of Constant Composition

• Law of Entropy

• Octet Rule

• Law of Conservation of Mass

A type of bond between atoms where electrons are shared is called a

• ionic bond

• covalent bond