CHEMISTRY

Science Bowl Question

📅 NSB 2011🎓 HS🔄 Round 9#️⃣ Q16❓ Toss-Up📝 Multiple Choice

The reaction CuCl2 + Na2S -> CuS + 2NaCl, is an example of what class of chemical reaction:

W) synthesis

X) single replacement

Y) double replacement

Z) decomposition

✔️Answer:Y) DOUBLE REPLACEMENT

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