Unit 4 - Writing Chemical Equations

What is the product when nitric acid reacts with lithium?

• lithium nitrate + hydrogen gas

• lithium nitric + hydrogen gas

• lithium nitrate + water

• lithium nitric + water

What is the product formed when hydrochloric acid reacts with sodium hydroxide?

• sodium chloride and hydrogen

• sodium chloride and water

• sodium chloric and water

• chloride sodium and water

What is the gas produce when nitric acid is added to calcium?

• oxygen

• hydrogen

• carbon dioxide

• ammonia

Sodium reacts with chlorine to produce sodium chloride.

• NaCl(s) → Cl(g) + Na(s)
• Na(s) + CO₂(g) → NaCO₂(s)
• 2Na(s) + Cl₂(g) → 2NaCl(s)
• Na(s) + Cl(g) → NaCl

Tags

NGSS.HS-PS1-2

Iron reacts with sulfur to produce iron(II) sulfide powder.

• 2Fe(s) + S(s) → Fe₂S(s)
• Fe(s) + S(s) → FeS(s)
• Fe(s) + S(g) → FeS(s)
• 4Fe(s) + S₂(g) → 2Fe₂S

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7

Mg + N₂ --> Mg₃N₂

• Synthesis (combination)
• Decomposition
• Single replacement
• Combustion

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

In the reaction of K + AgNO₃ what will the products be?

• K and AgNO₃
• Ag and KNO₃
• NO₃ and AgK
• No reaction

Tags

NGSS.HS-PS1-2

F₂ + Ca -->

• FCa
• F₂Ca
• CaF₂
• FCa

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Mn(NO₃)₂ + Li₃PO₄

• MnLi₃ + (NO₃)₂PO₄
• MnPO₄ + Li₃(NO₃)₂
• Mn₃(PO₄)₂ + NO₃Li
• Mn₃(PO₄)₂ + LiNO₃

Tags

NGSS.HS-PS1-1

What are the correct formulas and coefficients for the products of the following single-replacement reaction?
Mg + Al(OH)₃ →

• No Reaction
• Al + Mg(OH)₃
• 2 Al + 3 Mg(OH)₂
• 3 Al + MgOH₃

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5