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Reversible Elements
Can you name the element symbols which have the same two letters in opposite order?
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WyvernSabres
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Aluminum & Lanthanum
Astatine & Tantalum
Francium & Rutherfordium
Actinium & Calcium
Erbium & Rhenium
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Einsteinium & Selenium
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More By:
WyvernSabres
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Created
Element Pair by Beginning Trio
42,753
3.94
Science
Apr 12, 2010
Reversible Elements
30,668
4.03
Science
Apr 3, 2010
Somerset Test cricketers
854
4.00
Sports
Mar 25, 2010
c Trescothick b ?
852
4.00
Sports
May 22, 2010
Chemical Symbol groups
665
4.00
Science
Jul 21, 2010
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