Elements, Compounds, and Mixtures

Which two types of matter are pure substances?

• Homogeneous Mixtures and Elements

• Solutions and Compounds

• Elements and Compounds

• Mixtures and Elements

Unlike an element, a(n) __________ may be separated through a physical process like filtration.

• Mixture

• Compound

• Atom

• Molecule

Mixtures that have the same composition throughout are _________.

• Heterogeneous

• Homogeneous

• Pure Substances

• Elements

Which of the following describes a heterogeneous mixture?

• Carbon Monoxide, a toxic gas with the chemical formula CO.

• Simple syrup, a substance that have two parts sugar to every one part of water throughout.

• Beach sand, a substance that contains rocks, shells, metals, and other substances distributed unevenly throughout.

• Sulfur, a substance with atomic number 16 and the symbol S on the periodic table.

To form brass, Copper and Zinc combine but to dont chemically bond. Brass is a(n)________________.

• Atom

• Element

• Compound

• Mixture

Sulfur Dioxide is a smelly, toxic gas. It is made of the elements sulufur and Oxygen and cannot be physically separated. Sulfur dioxide is represented by SO₂ . Sulfur Dioxide is a(n) ______________.

• Element

• Compound

• Heterogeneous Mixture

• Solution

Tags

NGSS.MS-PS1-1

Beryllium appears on the periodic table with the symbol Be. It may bond with sulfur to form the compound BeS. Beryllium is a(n)________________.

• Element

• Compound

• Heterogeneous Mixture

• Solution

Cracker jacks contain peanuts and popcorn. Eve hates peanuts, so she picks out the popcorn and leaves the peanuts in a bowl. Based on this description, cracker jacks are a(n)______.

• Atom

• Element

• Compound

• Mixture

In the lab, Gregory is using a substance that has the same composition throughout. He separates the substance into a liquid and solid using a physical process. Based on this description, Gregory's substance is a(n)______.

• Element

• Compound

• Heterogeneous Mixture

• Solution

Lemonade contains lemon juice and sugar dissolved in water. What is the solvent in lemonade?

• Water

• Lemon juice

• Sugar

• There is no solvent in lemonade.