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30 Mar 2020
State where in the periodic table these elements appear:
(a) elements with the valence-shell electron configuration ns2np5
(b) elements that have three unpaired p electrons
(c) an element whose valence electrons are 4s24p1
(d) the d-block elements
![](data:image/png;base64,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)
State where in the periodic table these elements appear:
(a) elements with the valence-shell electron configuration ns2np5
(b) elements that have three unpaired p electrons
(c) an element whose valence electrons are 4s24p1
(d) the d-block elements
Sixta KovacekLv2
20 May 2020