Chemical Reaction

Balance this equation-
__P₄ + __O₂ --> __P₂O₃

• it is already balanced

• 2, 1, 3

• 1, 2, 3

• 1, 3, 2

Tags

NGSS.MS-PS1-5

This picture is an example of burning a hydrocarbon which is what type of reaction?

• Combustion

• Synthesis

• Endothermic

• Decomposition

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Which of the following is an example of a synthesis reaction?

• AX -> A + X

• A + X -> AX

• ABC -> A + B + C

• CH + 02 -> CO2 + H2O

Tags

NGSS.MS-PS1-5

Which of the following is an example of a decomposition reaction?

• AX -> A + X

• A + X -> AX

• A + B + C -> ABC

• CH + O2 -> CO2 + H20

Tags

NGSS.MS-PS1-1

Which type of reaction has the following general pattern? ABC → A + B + C

• synthesis

• combustion

• decomposition

• endothermic

Identify the type of reaction:

Ca + O₂ --> CaO

• Decomposition

• Synthesis

• Endothermic

• Combustion

What is the left part of a chemical equation called?
H_{2 +} O → H₂O

• Reactants

• Products 

• Yields 

• Chemical Equation 

What is the right part of a chemical equation called?
H_{2 +} O → H₂O

• Reactants

• Products 

• Yields 

• Chemical Equation 

 Mg  +  ___ HCl  →   MgCl₂  +   H₂

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

If a chemical reaction is EXOTHERMIC, the temperature would....

• Stay the same

• Increase

• Decrease

Tags

NGSS.HS-PS1-4