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OpenStudy (anonymous):
Which group of elements has a stable number of electrons in their outer energy level? a. Noble Gases c. Halogens b. Alkali Metals d. Alkaline Earth Metals
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OpenStudy (misssmartiez):
They r noble gases which have stable valance shell and grotp no. 18 http://www.answers.com/Q/What_is_the_group_number_for_elements_that_have_a_stable_number_of_electrons_in_their_outer_energy_level
OpenStudy (misssmartiez):
Medal me please if this answer was useful c: and or close this poll.
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