DMS Chemistry Final

A mixture in which different materials can be distinguished easily- has a non-uniform composition

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

• Solution

A mixture that is uniform in composition; components are evenly distributed and not easily distinguished.

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

• Solution

A substance made up of atoms of two or more different elements joined by chemical bonds; water being made up of oxygen and hydrogen is an example.

• Compound

• Heterogeneous Mixture

• Homogeneous Mixture

• Solution

Tags

NGSS.MS-PS1-1

Pure substance that consists entirely of one type of atom.

• Solution

• Mixture

• Compound

• Element

Elements have the most similar properties if they are in the same _______?

• Periods

• Groups

• Rows

• Blocks

Tags

NGSS.HS-PS1-1

What type of elements does the image show?

• Metals

• Nonmetals

• Gases

• Metalloids

What two sub-atomic particles are found in the nucleus of an atom?

• Neutrons and Protons

• Shells and Electrons

• Electrons and Protons

• Electrons and Neutrons

Which of the chemical equations in the image best supports the Law of Conservation of Matter? Equations must be balanced if they support the law.

• A

• B

• C

• D

Tags

NGSS.MS-PS1-5

Which physical property would most likely be a nonmetal

• Good conductor

• Ductile-can be formed into a wire

• Brittle-cracks with applied force

• Shiny

An electron has what kind of charge?

• no charge
• positive 
• negative
• it depends

Tags

NGSS.MS-PS2-3