Examlex
What significant change occurred in the status of the Medes and the Persians when Cyrus II united them under his own rule in 550 b.c.e.?
Anion
A negatively charged ion, attracted to the anode during electrolysis, typically formed by the gain of electrons.
Anion
A negatively charged ion, which is formed when an atom gains one or more electrons.
KCN
Potassium cyanide, a highly toxic compound that can release cyanide ions in solution, used in various industrial processes and, historically, in gold mining.
CN-
The cyanide ion, a negatively charged molecule consisting of one carbon and one nitrogen atom, known for its high toxicity.
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