Chemistry Unit 6 Review Game

Choose all of the physical reactions.

• 2 H₂(g) + O₂(g) → 2 H₂O(l)

• H₂O(s) → H₂O(l)

• I₂(s) → I₂(g)

• KNO₃(s) → KNO₃(aq)

• C₆H₁₂O₆(s) → C₆H₁₂O₆(aq)

Choose all of the chemical reactions.

• 2 H₂(g) + O₂(g) → 2 H₂O(l)

• H₂O(s) → H₂O(l)

• I₂(s) → I₂(g)

• KNO₃(s) → KNO₃(aq)

• C₆H₁₂O₆(s) → C₆H₁₂O₆(aq)

Tags

NGSS.HS-PS1-7

NGSS.HS-PS1-2

What does the Law of Conservation of Mass state?

• Matter cannot be gained or lost in a chemical reaction.
• Matter can only be lost in a chemical reaction.
• Matter can only be gained in a chemical reaction.
• Matter can be gained and lost in a chemical reaction. 

Tags

NGSS.HS-PS1-7

What is the little number after an element in a chemical equation called.
Example: H₂

• Coefficient 
• Subscript
• Atom
• Equation

Which side of a chemical equation is the product side?

• Left (before the yields sign)
• Right (after the yields sign)

In a reaction A + B ----> C, reactant A has 5g and product C has 9g. How many grams does reactant B have?

• 4g

• 5g

• 9g

• 14g

Tags

NGSS.HS-PS1-7

PCl₅ + ___ H₂O → ___ HCl + H₃PO₄

• 4, 5

• 1, 6

• 3, 8

• 2,2

Tags

NGSS.HS-PS1-7

Is this equation balanced?

• yes
• no
• Not enough information
• Left side is balanced

Tags

NGSS.HS-PS1-7

Which equation is balanced?

• PbO₂ + 2H₂

• SO₂ + H₂0 --> H₂SO₄

• 2Na + 2H₂O --> 2NaOH + H₂

Tags

NGSS.HS-PS1-7

3Ca + 2AlCl₃ --> 3CaCl₂ + 2Al

• Synthesis (Combination)

• Decomposition

• Single diplacement

• Double displacement