Midpoint Chemistry

The atomic number gives us

• protons

• electrons

• mass

• neutrons

• nucleus

Label the correct subatomic particles

a

b

c

neutron

proton

electron

Tags

NGSS.MS-PS1-1

Identify which are the products and reactants

a

b

products

reactants

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

This change is a

• chemical reaction

• physical change

• musical change

• Ice Ice baby

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A white tablet is dropped into water. The water becomes cloudy and bubbles are produced. What type of change has occurred?

• Physical change

• Chemical change

• No change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

How many states of matter are there?

• 1

• 2

• 3

• 10

Tags

NGSS.MS-PS1-4

What state of matter is this

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What state of matter is this

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

What state of matter is this (inside)

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

What is the midpoint of a chemical reaction?

• The point where reactants are completely converted to products

• The point where the concentration of reactants equals the concentration of products

• The point where the reaction rate is highest

• The point where the reaction is at equilibrium

Tags

NGSS.HS-PS1-5