Elements, Compounds, and the Formation of a New Substance Review

A pure substance...

• is an element or a compound
• is an element or a mixture
• is a compound or a mixture
• is a mixture

Tags

NGSS.MS-PS1-1

 A substance that cannot be broken down into any other substance by ordinarychemical means is called —

• molecule
• mixture
• element
• compound

A substance made of two or more elements that are chemically combined in fixed amounts.

• substance
• compound

NaHCO₃ is an example of —

• an abbreviation
• a compound
• a mixture
• an element

Tags

NGSS.MS-PS1-1

A substance made of only one type of atom is called —

• an element
• a mixture
• a compound
• a salt

Tags

NGSS.MS-PS1-1

A change to a substance that occurs WITHOUT forming a new substance, such as a change in a state of matter. 

• chemical change
• physical change

Which of the following is a way in which elements and compounds are similar?

• Elements and compounds are listed on the periodic table.

• Elements and compounds are both made up of different kinds of atoms.

• Elements and compounds can both be broken down by physical means.

• Elements and compounds are pure substances.

A change that alters the identity of a substance resulting in a NEW substance with different properties. 

• chemical change
• physical change

A substance made up of two or more chemically combined elements is —

• an element

• mixture

• compound

• solution

anything that has mass and takes up space

• element

• matter

• volume

• mass