
Chemical Reactions Flashcards
Flashcard
•
Science
•
9th - 12th Grade
•
Hard
Krista Whelan
FREE Resource
Student preview

10 questions
Show all answers
1.
FLASHCARD QUESTION
Front
2Na + Cl₂ → 2NaCl
Back
Synthesis: Na (sodium) and Cl₂ (chlorine) combine to form NaCl (sodium chloride).
2.
FLASHCARD QUESTION
Front
H₂O₂ → H₂O + O₂
Back
Decomposition: H₂O₂ (hydrogen peroxide) breaks down into H₂O (water) and O₂ (oxygen).
3.
FLASHCARD QUESTION
Front
Zn + CuSO₄ → ZnSO₄ + Cu
Back
Single Replacement: Zn (zinc) replaces Cu (copper) in CuSO₄ (copper sulfate), forming ZnSO₄ (zinc sulfate) and releasing Cu (copper).
4.
FLASHCARD QUESTION
Front
CH₄ + 2O₂ → CO₂ + 2H₂O
Back
Combustion: C (carbon) and H (hydrogen) in CH₄ react with O₂ (oxygen) to form CO₂ (carbon dioxide) and H₂O (water).
5.
FLASHCARD QUESTION
Front
AgNO₃ + NaCl → AgCl + NaNO₃
Back
Double Replacement: Ag (silver) and Na (sodium) swap with Cl (chlorine) and NO₃ (nitrate), forming AgCl and NaNO₃.
6.
FLASHCARD QUESTION
Front
CaCO₃ → CaO + CO₂
Back
Decomposition: CaCO₃ (calcium carbonate) breaks down into CaO (calcium oxide) and CO₂ (carbon dioxide).
7.
FLASHCARD QUESTION
Front
2K + 2H₂O → 2KOH + H₂
Back
Single Replacement: K (potassium) replaces H (hydrogen) in H₂O (water), forming KOH (potassium hydroxide) and releasing H₂ (hydrogen gas).
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