All Questions
3
questions
6
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What noble metal is most resistant to oxidation by diatomic oxygen in air at room and elevated temperatures?
To clarify, by noble metals in this case I mean all platinum metals + gold, no copper, silver or rhenium. These noble metals are described as having low reactivity, but which one is least reactive or ...
9
votes
1
answer
25k
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Reaction between magnesium metal and sodium hydroxide: Does this even happen?
Came across this question in a book:
Among aluminum, zinc, tin and magnesium, which metals (if any) will react with an aqueous solution of sodium hydroxide to displace dihydrogen?
The answer to ...
9
votes
1
answer
812
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Is ruthenium really invulnerable to aqua regia?
Recently, I answered a question "What metals aren't dissolved in/attacked by aqua regia?" in which I finally concluded "ruthenium is resistant to aqua regia in any form at any concentration of ...