Chemical Reaction Classification

RbNO₃ + BeF₂ --> Be(NO₃)₂ + 2 RbF

• single displacement

• double displacment

• decomposition

• synthesis

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is an example of synthesis?

• Na + Br₂ --> NaBr

• KClO₃ --> KCl + O₂

• HgO + Cl₂-->HgCl + O₂

• Cl₂ + NaBr --> NaCl + Br₂

Tags

NGSS.MS-PS1-5

A + BC →B + AC

• Single Replacement

• Decomposition

• Double Replacement

• Synthesis

2NaCl →2Na +Cl₂

• Synthesis Reaction

• Decomposition Reaction

• Single Displacement Reaction

• Double Displacement Reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Does the chemical equation represent an Endothermic or Exothermic reaction?

• endothermic

• exothermic

Tags

NGSS.MS-PS3-4

Does the chemical equation represent an Endothermic or Exothermic reaction? (number 19)

• endothermic

• exothermic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

_______ is when a substance changes into other new substances with different composition. (number 1)

• Phase transition

• Physical change

• Mixture formation

• Chemical reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is an example of an exothermic reaction?

• Combustion of fuels (e.g., burning wood or gasoline)

• Dissolving salt in water

• Baking a cake

• Photosynthesis in plants

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Which of the following is an example of an endothermic reaction? (number 24)

• Combustion of gasoline

• Dissolving salt in water

• Respiration in animals

• Decomposition of mercury (II) oxide

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

A chemical reaction is also called a chemical change. (number 1)

• true

• false

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5