Examlex
The ____________________ of two tables is the set of all rows that are in the first table but that are not in the second table.
Phenol
An organic compound consisting of a benzene ring bonded to a hydroxyl group, used in the production of plastics, explosives, and pharmaceuticals.
Tetrahedral Geometry
A geometric layout where four atoms are positioned at the vertices of a tetrahedron with a central atom in the middle.
Carbon Atoms
The basic building blocks of the molecules constituting living things and many materials, having four electrons available for bonding.
Nicotine
An addictive chemical found in tobacco products, known for its stimulating effects.
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