Balancing and Classifying Chemical Reactions

Name this reaction_, CO₂ + H₂O --> H₂CO₃

• Decomposition

• Single Displacement

• Synthesis

• Combustion

Balance this reaction: ____ RbNO₃ + ____ BeF₂ ----> ____ Be(NO₃)₂ + ____ RbF

• 1,1,1,1
• 1,2,1,1
• 2,1,1,2
• 2,1,2,1

Tags

NGSS.HS-PS1-7

Name this reaction, Cl₂ + 2KI _--> I₂ + 2KCl

• Synthesis

• Single Displacement

• Double Displacement

• Decomposition

What type of reaction is this?

3KOH + H₃PO₄ --> K₃PO₄ + 3H₂O

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

What type of reaction is this?

3KOH + H₃PO₄ --> K₃PO₄ + 3H₂O

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

What type of reaction is this?
2Pb(NO₃)₂ --> 2PbO + 4NO₂ + O₂

• Synthesis 
• Decomposition
• Single displacement
• Decombustion

What type of reaction is this?

C₃H₆O + 4 O₂ -->3 CO₂ + 3 H₂O

• single displacement

• synthesis

• combustion

• double displacement

In the equation,          2Mg + O₂ ---> 2MgO, which are the reactants?

• Mg and O
• MgO
• Mg and MgO
• O and MgO

Tags

NGSS.MS-PS1-2

The formula below represents the most common carbohydrate known as glucose. Which information can be determined from the chemical formula?
C₆H₁₂O₆

• The structural arrangement of the atoms in a glucose molecule
• The color of a glucose molecule
• The size of a glucose molecule
• The number of atoms of each element in a glucose molecule

The product of a complete combustion reaction is always:

• Carbon Dioxide gas and liquid water

• Carbon Dioxide gas

• Water vapor

• Carbon Dioxide Gas and water vapor