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Which of these statements is incorrect regarding an atom of the element scandium? A. It has 21 negatively charged electrons B. It has 21 positively charged protons in its nuclea…
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Which of these statements is incorrect regarding an atom of the element scandium? A. It has 21 negatively charged electrons B. It has 21 positively charged protons in its nuclea…
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Dec 6, 2018
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Which of these statements is incorrect regarding an atom of the element scandium?
A. It has 21 negatively charged electrons
B. It has 21 positively charged protons in its nuclear
C. It has 21 neutrons in its nucleus
D. Its chemical symbol is Sc
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Lahiru Karunaratne
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C is incorrect. I has 21 PROTONS in its nucleus. Not neutrons.
Jschroedl
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Dec 10, 2018
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Jschroedl
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