Savvas Topic 9: Chemical Reactions

Is this balanced?...
Al + O₂ --> 2Al₂O₃

• Yes!
• NO!

the starting materials in a chemical reaction

• Products
• Reactants
• Starters
• Enders

Determine whether the following equations is balanced or unbalanced. H₄ + O₂ ---> 2H₂O

• Balanced

• Unbalanced

The substances listed on the right side of a chemical equation are the

• Yields
• Reactants
• Products
• Precipitates

Determine whether the following equation is balanced or unbalanced. 2Fe + 3Cl₂ ---> FeCl₃

• Balanced

• Unbalanced

In this image, what are the information to the right of the arrow (in black) is called the_______.

• Product
• Reactant
• Chemical Subscript

In this image, what are the information in red is called the_______.

• Product
• Reactant
• Chemical Subscript
• Coefficient

Determine whether the following equation is balanced or unbalanced. 4P +5O_{2 --->} 2P₂O₅

• Balanced

• Unbalanced

The process by which one or more substances change to produce one or more different substances

• Chemical Process

• Reactant

• Chemical Reaction

In the equation,          2Mg + O₂ ---> 2MgO, which are the reactants?

• Mg and O
• MgO
• Mg and MgO
• O and MgO