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Q: How many types of isotopes does Scandium have?
  • A. 9
  • B. 13
  • C. 7
  • D. 10
Correct Answer: Option B - Scandium (Sc) is the element of the p-block of the periodic table, its atomic number is 21 and its atomic weight is 44.95u It has 13 isotopes whose atomic weight varies from 40 to 52.
B. Scandium (Sc) is the element of the p-block of the periodic table, its atomic number is 21 and its atomic weight is 44.95u It has 13 isotopes whose atomic weight varies from 40 to 52.

Explanations:

Scandium (Sc) is the element of the p-block of the periodic table, its atomic number is 21 and its atomic weight is 44.95u It has 13 isotopes whose atomic weight varies from 40 to 52.