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An isotope has an excess of electrons. This causes the chemical to be negative and able to bond with other things.
No.
Because they have either excess or deficiency of electrons, due to which the charge on the atom is unbalanced as the no. of protons always remain same. Thus the ion is charged
dearth, deficiency
shortage, lack, insufficiency, moderation, deficiency, dearth
True. This is the concept of the Golden Mean in Aristotle's philosophy, which suggests that virtuous behavior lies between extremes of deficiency and excess.
They are postulated to be 1) excess secretion of dopamine, 2) deficiency of serotonin, and 3) deficiency of norepinephrine (among others).
deficiency, lack, insufficiency, need, dearth
When a material has an excess of electrons, it has a negative charge. When it has a deficiency of electrons, it has a positive charge.
When a material has an excess of electrons, it has a negative charge. When it has a deficiency of electrons, it has a positive charge.
When a material has an excess of electrons, it has a negative charge. When it has a deficiency of electrons, it has a positive charge.
An iron deficiency results in anemia. An excess of iron causes hemochromatosis.