Chemistry Concepts and Elements

Sterling silver is pure silver.

• True

• False

What is the most abundant element in the universe?

• Helium

• Carbon

• Hydrogen

• Oxygen

Tags

NGSS.HS-ESS1-2

What chemical causes the burning sensation you experience when eating spicy foods like hot peppers?

• Piperine

• Capsaicin

• Casiate

• Nonivamide

What was the first synthetic element prepared in the lab?

• Technetium

• Einsteinium

• Curium

• Fermium

What color is liquid oxygen?

• Colorless

• White

• Blue

• Green

What is the most common phase of matter in the universe?

• Solid

• Plasma

• Gas

• Liquid

What is the phase change from solid directly to gas without going through a liquid phase called?

• Deposition

• Vaporization

• Sublimation

• Condensation