In the following set of elements one element does not belong to the set. Select this element and element and explain why it does not belong:
Calcium, Magnesium, Sodium, Beryllium

In the following set of elements, one element does not belong to the set. Select this element and state why it does not belong: Oxygen, Nitrogen, Carbon, Chlorine, Fluorine

In the following set of elements, one element does not belong to the set. Select this element and explain why it does not belong: ._(13)^(27)A,._(12)^(24)B, ._(11)^(23)C,._(10)^(22)D

Which of the following set of elements does not belong to transitional element set

Which of the following sets of element does not belong to transition element sset?

in the following set of substance , one item does not belong to the set .Select this and explain why it does not belong to the set : Hydrogen ,oxygen ,steam ,chorine

Which of the following elements does not belong to the first transition series?

Which of the following set of element not belongs to transitional elements?

Which of the following elements does not belong to first transition series?