Chemistry warm-up worksheet focusing on organic chemistry concepts, including reactivity of carbonyl compounds, identification of imines and enamines, and reaction mechanisms with reagents like sodium borohydride and ethylene glycol.

Chemistry worksheet with questions on organic reactions, including true/false statements about LiAlH₄, ketones, and tertiary amines, identification of imine and enamine structures, and drawing reagents or products for reactions involving dicyclohexylmethanone, 5-oxopentanoic acid, and 3-methylbutan-2-one.