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The most reactive of all elements is
Major Depression
A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.
Prevalence
Prevalence refers to the proportion of a population that is affected by a specific disease, condition, or characteristic at a specific time point.
Bipolar Disorder
A psychological disorder defined by significant fluctuations in mood, ranging from manic or hypomanic peaks to depressive troughs.
Hyperactive
Characterized by abnormally or excessively active behavior, often with difficulty in sustaining attention, commonly associated with ADHD.
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Q93: Addition of an electron to an atom
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Q139: Who discovered the atomic nucleus in 1911?<br>A)