Pop Quiz

What is Reactant?

• It is the substance at the middle of reaction

• It is the substance at the end of reaction

• It is the substance at the beginning of reaction

• It is the substance at the nowhere of reaction

It is the substance at end of reaction

• Product

• Reactant

• Coefficients

• Arrow

It is the number in front of the formula that indicates how many molecules present in that formula

• Arrow

• Reactant

• Product

• Coefficients

What does an ARROW imply in the chemical equation.

• It means the number of molecules

• It means turns into or to yield

• It means the products of the formula

• It means turns into another substance

It is the number after an element that shows how many molecules in a specific element

• Reactant

• Product

• Subscripts

• Coefficients

CH4 + __Cl2 --> CCl4 + __HCl

• CH4 + 2Cl2 --> CCl4 + 4HCl

• CH4 + 4Cl2 --> CCl4 + 2HCl

• CH4 + 4Cl2 --> CCl4 + 4HCl

• CH4 + 2Cl2 --> CCl4 + 2HCl

N2 + __H2 --> __NH3

• N2 + 3H2 --> 2NH3

• N2 + 2H2 --> 3NH3

• N2 + 4H2 --> 2NH3

• N2 + 2H2 --> 4NH3

__H2 + O2 --> __H2O

• 4H2 + O2 --> 4H2O

• 4H2 + O2 --> 2H2O

• 2H2 + O2 --> 4H2O

• 2H2 + O2 --> 2H2O

__H2O2 --> __H2O + O2

• 4H2O2 --> 4H2O + O2

• 2H2O2 --> 2H2O + O2

• 2H2O2 --> 4H2O + O2

• 4H2O2 --> 2H2O + O2

__KClO3 --> __KCl + __O2

• 2KClO3 --> 2KCl + 3O2

• 3KClO3 --> 2KCl + 2O2

• 2KClO3 --> 3KCl + 2O2

• 4KClO3 --> 2KCl + 3O2