Examlex
Vaginal spermicides must be inserted no more than _______________ minutes before intercourse.
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.
Nonpolar
A type of chemical bond or molecule that does not have a separation of electrical charge, leading to an even distribution of electron density.
Cl-Cl Bond
A covalent bond between two chlorine atoms, as found in the diatomic chlorine molecule (Cl2).
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