Elements and Compounds

Front

Can this molecule be found on the periodic table?

Back

no

Tags

NGSS.MS-PS1-1

Front

Helium (He) is an example of an: Element, Compound, Solution, Mixture

Back

Element

Front

When two or more different elements chemically combine, a __________________________ is formed.

Back

compound

Tags

NGSS.MS-PS1-1

Front

This picture represents which of the following? element, compound

Back

element

Tags

NGSS.MS-PS1-1

Front

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

Back

H₂

Front

What is the chemical symbol for magnesium?

Back

Mg

Front

How are compounds different from elements?

Back

A combination of two or more elements.

Front

What is the difference between a compound and an element?

Back

Compounds are made up of elements and can be chemically separated. Elements cannot be separated.

Front

Which of the following is not a compound? Options: HCl, Cl, NaCl, CO2

Back

Cl

Front

What cannot be broken down into other substances?

Back

Element