Chemistry, 20.11.2020 14:00 kevinhill185
The atomic number of an element is 15. What is the likely arrangement of the valence and core electrons in a neutral atom of this element?
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Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table
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What volume of a 0.0606 m solution of strontium bromide is needed to obtain 0.340 mol of the compound? question 42 options: a)5.61 l b) 3.4 l c) 600 ml d) 1 l e) 178 ml
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Chemistry, 22.06.2019 18:50
Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.
Answers: 1
The atomic number of an element is 15. What is the likely arrangement of the valence and core electr...
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