Balancing Chemical Equations and Reactions

The video tutorial demonstrates how to balance the chemical equation FeCl3 + MgO. It begins by counting the atoms on both sides of the equation, then proceeds to balance the iron and chlorine atoms by adjusting coefficients. Next, the magnesium and oxygen atoms are balanced. The tutorial concludes by explaining that this is a double displacement reaction, where iron and magnesium switch places with their respective partners. The process is methodical, ensuring each element is balanced, resulting in a complete and balanced chemical equation.

What is the chemical formula for iron(III) chloride?

• Fe2Cl3

• FeCl3

• FeCl2

• Fe3Cl

How many chlorine atoms are present in one molecule of FeCl3?

• 4

• 3

• 2

• 1

What is the initial number of magnesium atoms on the reactant side?

• 1

• 2

• 3

• 4

What coefficient is used to balance the iron atoms in the equation?

• 2

• 1

• 3

• 4

How many chlorine atoms are there after balancing the equation?

• 3

• 4

• 6

• 5

What coefficient is used to balance the magnesium atoms?

• 1

• 2

• 4

• 3

What type of reaction is demonstrated in the video?

• Decomposition

• Synthesis

• Double displacement

• Single displacement

In the final products, which element is paired with oxygen?

• Iron

• Magnesium

• Chlorine

• Hydrogen