Examlex
Use mathematical induction to prove that any integer amount of postage from 18 cents on up can be made from an infinite supply of 4-cent and 7-cent stamps.
Electronegativity
A measure of the tendency of an atom to attract a bonding pair of electrons towards itself.
Noble Gases
A collection of elements that exhibit comparable properties in normal circumstances; these elements are scentless, transparent, constituted by single atoms, and display minimal chemical activity.
Polar Covalent
A type of chemical bond where two atoms share a pair of electrons unequally, leading to partial charges at each end of the bond.
S-H Bond
A chemical bond formed between a sulfur atom and a hydrogen atom, often found in organic compounds such as thiols.
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