tinamarie1125 tinamarie1125

09-10-2020
Chemistry

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The elwments in group 17 of the periodic table are all halogens. All halogens have the same ______.
A. Atomic number
B. Atomic mass
C. Number of possible isotopes
D. number of valence electrons

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kuttysimba kuttysimba

09-10-2020

Group 17 elements called halogens . All halogens have the same number of valence

electrons

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erica2705 erica2705

09-10-2020

They all have the same number of valence electrons. So the answer is D

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