<u><em>Answer:</em></u>
- The correct answer is Se^2-
<u><em>Explanation:</em></u>
- The elements of group VI-A are
- O, S, Se and Te.
- -2 is most likely form in groups VI-A elemenst like O^2- as well as S^2-. Similarly Se also have Se^2-.
<u><em>Reason:</em></u>
- Actually these elements have 6 valence shell electrons and they want to get 2 more electrons in order to get nearest configuration of noble gases.
Answer:
Number 6
Explanation:
A reflex action is an involuntary action and nearly instantaneous movement in response to a stimulus.
Answer: oxygen, hydrogen, sodium, chlorine, lead, iron. Examples of compounds include water ( or hydrogen oxide ) H2O; and Sodium Chloride, NaCl.
Explanation: plz mark brainest
