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Author Question: Which group of elements includes the most reactive of all the metallic elements? (Read 90 times)

knightj

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on: Nov 5, 2023

Question 1

What is the total number of moles (n) of electrons exchanged between the oxidizing agent and the reducing agent in the reaction below to obtain chromium metal:
    Cr2O3(s) + 2Al(s) → 2Cr(l) + Al2O3(s)
◦ 1
◦ 2
◦ 3
◦ 6
◦ 21

Question 2

Which group of elements includes the most reactive of all the metallic elements?
◦ alkali metals
◦ alkaline earth metals
◦ coinage metals (Group 1B)
◦ transition metals
◦ Group 2B metals
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by knightj on Nov 5, 2023

Rcfelber

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Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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knightj

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Reply 2 on: Nov 5, 2023
Excellent

abro1885

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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