Chemistry, 15.11.2020 05:40 kyra737

Elements D and E are in Period 2. Element D has n protons and its valence
configuration is fully filled. Elements E has
(n+1) protons. Choose the incorrect
statement about D and E.
A. E is more electronegative than D.
B. E atom is smaller than D atom.
C. The electron affinity of Dis exothermic
D. Dis a metal whereas Eis metalloid.

Answers: 1

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Elements D and E are in Period 2. Element D has n protons and its valence
configuration is fu...

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