Combustion of Ethylene Reaction Quiz

What is the initial step in setting up the algebraic method for balancing the combustion of ethylene reaction?

• Directly count the atoms on each side.

• Use a calculator to find the coefficients.

• Assign variables to each molecule in the reaction.

• Guess the coefficients and adjust as needed.

How many carbon atoms are present in the ethylene molecule (C2H4) used in the reaction?

• One

• Two

• Three

• Four

When balancing hydrogen atoms in the reaction, what equation is used?

• 4a = 2d

• 2a = c

• a = b + c

• 2b = 2c + d

What is the coefficient of O2 in the balanced equation for the combustion of ethylene?

• 1

• 4

• 2

• 3

After balancing the equation, how many oxygen atoms are present on each side of the reaction?

• Seven

• Six

• Five

• Four