Elements and Compounds (use Period Table)

Front

Which of the following atomic symbols is written correctly? Options: ee, hE, C, CL

Back

C

Front

Which of the following chemical formulas represents a compound? Options: C₃, O₂, CH₃CHO, H₂

Back

CH₃CHO

Front

Can be found on the periodic table: Element, Compound, Mixture

Back

Element

Front

Which statement best describes an element?

Back

pure, made of only one atom

Front

Which one has more than one type of atom in it?

Back

Compound

Front

Why is carbon dioxide considered a compound?

Back

made of two different elements.

Front

What is the volume of Object X?
Hint: initial volume =90 mL
final volume = 65 mL
Options: 10.0 cm³, 15.0 cm³, 20.0 cm³, 25.0 cm³

Back

25.0 cm³

Front

Which liquid is the least dense? Options: oil, water, syrup, plastic bottle

Back

oil

Front

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

Back

3 g/cm³

Front

Mass = 5.3 grams, Volume = 2 cm³. Calculate density (round).

Back

2.7