Ionic Compound Mastery

GianLuca, Martin, and Samantha are working in a lab. They found a white crystalline substance in a container labeled as NaCl. What is the correct name for this substance?

• Sodium chloride

• Sodium chlorate

• Sodium chlorite

• Sodium chloric

Tags

HS-PS1-B-1

Marco, Martin, and Samantha are planning a trip to Mars in their science fiction story. They need to describe the reaction between magnesium (Mg) and oxygen (O) to create a compound for their spaceship's fuel. What should be the chemical formula of this compound?

• MgO

• Mg2O

• MgO2

• Mg2O2

GianLuca, Samantha, and Martin are working in a chemistry lab. They are examining the properties of table salt, an ionic compound. GianLuca suggests that table salt has high melting and boiling points. Samantha argues that it has low melting and boiling points. Martin believes that table salt has poor electrical conductivity in its solid form. Who is correct?

• GianLuca

• Samantha

• Martin

• Both GianLuca and Martin

GianLuca and Martin are working on a school project where they need to create a firework. They decided to use aluminum (Al) and sulfur (S) for the color effect. Samantha, their chemistry teacher, asked them to write down the correct formula for the compound they would create. What should they write?

• AlS

• Al2S3

• AlS2

• Al3S2

Samantha, Marco, and GianLuca are working in a pharmaceutical lab. They were given a list of ionic compounds used in the production of various medicines and were asked to identify which one is NOT correctly named. Can you assist them in identifying it?

• Potassium fluoride

• Calcium sulfide

• Iron(II) phosphide

• Sodium bicarbonate

Samantha and Marco are working on a school project where they have to identify the names of various compounds. They come across a compound with the formula Cu2O. What is the correct name for this ionic compound?

• Copper oxide

• Copper(I) oxide

• Copper(II) oxide

• Dicopper oxide

Samantha, GianLuca, and Martin are cooking pasta for dinner and they decide to add some table salt. Which of the following statements is true about this table salt, which is an example of an ionic compound?

• It is composed of molecules.

• It is generally soluble in nonpolar solvents like oil.

• It forms a crystal lattice structure.

• It has a low melting point.

Samantha, GianLuca, and Martin are working on a school project where they need to create a firework. They decided to use barium (Ba) and nitrogen (N) for the color effect. How should they write the chemical formula for the compound they are trying to create for their firework?

• BaN

• Ba3N2

• Ba2N3

• BaN3