6.5A Elements and Compounds

Front

What is hydrochloric acid?

Back

A compound of hydrogen and chlorine atoms

Tags

NGSS.MS-PS1-1

Front

Which of the following is correct about these substances? I. Lithium II. Sodium III. Magnesium

Back

I, II, and III are pure substances, represented by the symbols Li, Na, and Mg, respectively.

Front

This picture represents which of the following? Options: atom, element, compound, mixture

Back

compound

Tags

NGSS.MS-PS1-1

Front

This picture represents which of the following? atom, element, compound, mixture

Back

element

Tags

NGSS.MS-PS1-1

Front

This picture represents which of the following? Options: atom, element, compound, mixture

Back

compound

Tags

NGSS.MS-PS1-1

Front

Which of the following represents an element? H₂O, H₂, NaCl, CaCO₃

Back

H₂

Tags

NGSS.MS-PS1-1

Front

Is Iron (Fe) an element or a compound?

Back

element

Front

Is water (H₂O) an element or a compound?

Back

compound

Tags

NGSS.MS-PS1-1

Front

How many different types of atoms are there in the following molecule?

Back

3

Tags

NGSS.MS-PS1-1

Front

What is an element?

Back

A substance that is made up of one type of atom and can't be reduced to simpler substances.