In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Question: Alkaline earth metals are what color? Answer: silvery grey
Alkaline earth metals are silvery grey color.

Question: How many moons does pluto have? Answer: three
Pluto has three moons.

Question: What forms when the metal sodium gives up an electron to the nonmetal chlorine? Answer: an ionic bond

A(n) an ionic bond forms when the metal sodium gives up an electron to the nonmetal chlorine.