Elements and Compounds

Front

An ionic compound is usually composed of a metal and a nonmetal.

Back

True

Front

Which of the following is a diatomic molecule in its natural state? Neon, Helium, Copper, Hydrogen

Back

Hydrogen

Front

Which of the following is an ionic compound made from two different elements? Options: NH₃, CO, NaCl, MgSO₄

Back

NaCl

Front

Which of following best describes the pictured chemical substance?

Back

atoms of an element as a solid (copper metal)

Front

Magnesium is a member of what group on the periodic table?

Back

alkaline earth metals

Front

Are all molecules neutral?

Back

True

Front

Ionic compounds are composed of charged particles called ions.

Back

True

Front

Is nitrogen a nonmetal?

Back

True

Front

Is Krypton a member of the Halogens?

Back

False

Front

Formula for fluorine gas

Back

F₂