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A species with an unpaired electron, that is very reactive. For example, oxygen radicals involved in ozone depletion.

To answer this we need to compare the two ions. The main difference between the two ions is the number of protons in the nucleus - Magnesium has one more proton than Sodium, however, if you look at the el...

Methylbenzene (C₆H₅CH₃) can be reacted with chlorine in the presence of UV light. The type of reaction is free radical substitution, and this produces phenylchloromethane ...

It is a measure of how much a neutral atom wants an electron, metals have very low electronegativity, they almost always give electrons up, whereas non-metals usually uptake electrons, so they have a high...