Examlex
An aldol reaction is an example of an umpolung reaction.
Depression
Characterized by feelings of sadness, hopelessness, and frustration; changes in sleep and eating habits; problems with concentration; loss of interest in activities; and loss of energy and motivation.
Perceived Autonomy
An individual's sense of control over their own actions and decisions, and the extent to which they feel their actions are self-determined.
Lack of Support
Refers to a situation where an individual or group misses encouragement, assistance, or resources usually expected from others, including social networks or institutions.
Crisis
A critical or decisive time or situation characterized by a turning point or a condition of instability leading to significant change.
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Q84: Draw the following molecule in zig-zag format: