Unit 1 Lesson 2 & 3 Quiz Review (EXTRA)

This diagram represents a _____.

• pure substance that is a compound
• mixture of elements
• pure substance that is an element
• mixture of compounds

Tags

NGSS.MS-PS1-1

This diagram represents a _____.

• pure substance that is a compound
• mixture of elements
• pure substance that is an element
• mixture of compounds

Tags

NGSS.MS-PS1-1

Water is

• a pure substance
• a mixture

This is made up of one or more of the SAME kind of atom

• Element
• Mixture
• Compound
• Matter

Tags

NGSS.MS-PS1-1

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

Tags

NGSS.MS-PS1-1

What is H₂SO₄ 
 made up of?

• 2 hydrogen, 1 sulfur, 4 oxygen
• 1 hydrogen, 2 sulfur, 4 oxygen
• 2 hydrogen & 4 sodium
• 1 hydrogen & 6 sodium

Tags

NGSS.MS-PS1-1

If a compound has two atoms of aluminum (Al) and three atoms of oxygen (O), what would its chemical formula look like?

• ₂AI₃O

• 3_A2_O

• Al₃O₂

• Al₂O₃

How many ELEMENTS are in ULaV?

• 3
• 4
• 2
• 5

Is salt (NaCI) a compound or a element?

• Compound
• Element

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃