Balancing Equations, ID Equations, Predicting Products

If an element is diatomic it should have a subscript of___

• 1, always

• 2, only when it is an element

• it shouldn't have a subscript, it should have a coefficent

• 2, when bonded in a compound

The symbol for a substance dissolved in solution is ______

• (s)

• (l)

• (aq)

• (g)

Predict the products of this synthesis reaction: H₂ + Cl₂ →

• HCl

• H₂Cl₂

• H₂Cl

• HCl₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What type of reaction is this?

2 C₆H₁₄ + 19 O₂ → 12 CO₂ + 14 H₂O

• Single Replacement

• Double Replacement

• Combustion

• Decomposition

Predict the products for the this Single Replacement reaction:

K + HCl →

• KCl + H₂

• KHCl

• KH + Cl₂

• HCl + K₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Predict the products for the this Double Replacement reaction:

AgNO₃ + KCl →

• AgCl + KNO₃

• AgK + ClNO₃

• KAg + NO₃Cl

• AgCl + 3 KNO

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Predict the products for the decomposition of aluminum oxide, Al₂O₃ →

• Al + O₂

• O + Al₂

• Al₂ + O₃

• Al + O

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What are the products of this reaction:

C₂H₄ + O₂ →

• C₂O₂ + H₄

• CO₂ + H₂ + O₂

• CO + H

• CO₂ + H₂O

Tags

NGSS.HS-PS1-2

The red numbers in the image below represent ________

• subscripts
• coefficients
• I don't know, and don't want to try
• None of the answers are correct

The blue numbers in the image below represent ________

• I don't know, and don't want to try
• coefficients
• subscripts
• none of the answers are correct

Tags

NGSS.MS-PS1-1