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Science Bowl Question

📅 NSB MS 2007🎓 MS🔄 Round 12#️⃣ Question 6❓ TOSS-UP📝 Multiple Choice

Which of the following is typically TRUE:

W) rare earth metals are also known as alkali metals
X) a combustion reaction releases heat
Y) noble gases are very reactive elements
Z) a reaction in equilibrium cannot move forward or backward
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