Activate 5.3 Atoms, elements and compounds

Front

This is the smallest unit of an element.

Back

atom

Front

This is any combination of two or more atoms from different elements that are chemically combined.

Back

compound

Front

Any combination of two or more atoms that are chemically combined is called this.

Back

molecule

Front

This picture represents which of the following? Element, Compound, Molecule

Back

Molecule

Front

This picture represents which of the following? Element, Compound, Molecule

Back

Element

Front

What is the picture displayed? Options: atom, element, compound

Back

compound

Front

Are these molecules also compounds?

Back

NO

Front

Are these molecules also compounds?

Back

YES

Front

What is the symbol for sodium?

Back

Na

Front

Hydrogen is a pure substance represented by the chemical symbol H. Which of the following best describes hydrogen? Options: Hydrogen is an element made of two or more kinds of atoms., Hydrogen is a compound made of only one kind of atom., Hydrogen is a compound made of two or more kinds of atoms., Hydrogen is an element made of only one kind of atom.

Back

Hydrogen is an element made of only one kind of atom.