Mixtures and Compounds Practice

What type of change alters the form of an object but not the substance?

• chemical change

• physical change

• homogeneous mixture

• solution

The change of state directly from a solid to a gas is

• neutralization

• condensation

• sublimation

• evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A physical combination of substances is called a

• mixture

• solution

• solvent

• colloid

What kind of change happens when atoms break their old links and form new link with other atoms?

• physical change

• subliminal change

• distillation

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these tastes sour and can dissolve in water?

• base

• acid

• solution

• mixture

In this process, acids and bases react to form salt and water.

• sublimation

• evaporation

• distillation

• neutralization

What is the boiling point of water?

• 0 degrees Celsuis

• 50 degrees Celsuis

• 75 degrees Celsuis

• 100 degrees Celsius

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which part of a solution is dissolved?

• solvent

• mixture

• solute

• compound

The chemical formula  $Fe_2O_3$  shows

• one iron atom and three oxygen atoms

• three iron atoms and two oxygen atoms

• two iron atoms and one oxygen atom

• two iron atoms and three oxygen atoms

Tags

NGSS.MS-PS1-1

Which will produce a chemical reaction?

• salt into pepper

• baking soda into vinegar

• paper into a shredder

• rock into water

Tags

NGSS.MS-PS1-2