Bonding and Chemical Reactions Review

What is the correct chemical formula for the butane molecule shown?

• C₄H₁₀

• C₁₀H₁₀

• C₄H₄

• C₁₀H₄

In the diagram, letter D represents a

• subscript

• coefficient

• product

• equation

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

In the diagram, letter E represents a

• subscript

• coefficient

• product

• equation

Tags

NGSS.MS-PS1-5

Which are the reactants in the equation shown?

• H₂O and CO₂
• O₂ and CH₄

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Which is the product in the reaction shown?

• Al₂O₃

• Al

• O₂

Tags

NGSS.MS-PS1-2

How many hydrogen MOLECULES are shown in the reactants?

• 2

• 3

• 1

• 4

Tags

NGSS.HS-PS1-7

What describes the reactant atoms in the equation shown?

• Al= 4, O= 3
• Al= 1, O= 1
• Al= 4, O= 6
• Al= 6, O= 1

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

How does the mass of products compare to the mass of reactants in a chemical reaction?

• reactants = products

• reactants > products

• reactants < products

Tags

NGSS.MS-PS1-5

This equation is _________.

• balanced
• not balanced

Tags

NGSS.MS-PS1-5

4 HBO₂ → H₂B₄O₇ +  H₂O

This equation is _________.

• balanced

• not balanced

Tags

NGSS.HS-PS1-7