Examlex
Not having changed during much of the first half of the 20th century,agricultural productivity in Europe in general during the second half took off producing abundance and the foundation of economic growth and prosperity.
Enolate
An intermediate formed from an aldehyde or ketone in the presence of a strong base, characterized by the presence of a negatively charged oxygen atom adjacent to a carbon-carbon double bond.
1-pentene
A hydrocarbon with the formula C5H10, characterized by having a double bond between two of its carbon atoms, making it an alkene.
Bromine
A halogen element with the symbol Br and atomic number 35, used in various chemical syntheses and as a flame retardant.
Propanal
An aldehyde with the chemical formula C3H6O, characterized by a short carbon chain with a terminal carbonyl group.
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