Balancing Chemical Reactions with Hydrogen

The video tutorial explains how to balance a chemical equation involving carbon monoxide and hydrogen gas to produce methane and water. It begins by identifying the reactants and products, then counts the atoms on each side of the equation. The tutorial demonstrates how to balance the equation by adjusting coefficients, ensuring the number of atoms for each element is equal on both sides. Common mistakes, such as forgetting to count all hydrogen atoms, are addressed. The video concludes with a balanced equation and a thank you from Dr. B.

What are the products formed when carbon monoxide reacts with hydrogen gas?

• Carbon dioxide and hydrogen

• Methane and water

• Carbon dioxide and water

• Methane and oxygen

How many hydrogen atoms are present on the product side before balancing?

• Six

• Four

• Eight

• Two

What coefficient should be placed in front of H2 to balance the equation?

• 4

• 3

• 2

• 1

What is a common mistake made when balancing this equation?

• Forgetting to count carbon atoms

• Ignoring the oxygen atoms

• Counting extra oxygen atoms

• Overlooking the additional hydrogen atoms

What is the balanced chemical equation for the reaction between CO and H2?

• CO + 2H2 → CH4 + H2O

• CO + H2 → CH4 + O2

• CO + 3H2 → CH4 + H2O

• 2CO + H2 → CH4 + CO2