Examlex
Copper forms a cation with a charge of 1+, but the element to the right of it in the periodic table (Zn) forms a cation with a 2+ charge. Use your knowledge of electron configurations to explain this observation.
Vigorous Exercise
Physical activity that significantly raises the heart rate and respiratory effort, improving cardiovascular fitness.
Moderate Exercise
Physical activity that is not too strenuous but sufficiently intense to cause noticeable increases in heart rate and breathing.
Light Exercise
Physical activities that require less effort and energy than regular or strenuous workouts, often recommended for beginners, the elderly, or those recovering from illness.
Cognitively Younger
Describes individuals whose mental capabilities and functions appear to be younger than their actual chronological age.
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