![subject](/tpl/images/cats/himiya.png)
Chemistry, 23.07.2019 02:30 hoopstarw4438
Asingle atom of an element has 11 protons, 11 electrons, and 12 neutrons. which element is it? v na mg se
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:00
1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 15:00
Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 00:30
•hydration •dissociation •dissolving which one goes to which
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
Asingle atom of an element has 11 protons, 11 electrons, and 12 neutrons. which element is it? v na...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 17:10
![question](/tpl/images/cats/en.png)
English, 19.05.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 17:10
![question](/tpl/images/cats/istoriya.png)
History, 19.05.2021 17:10
![question](/tpl/images/cats/fizika.png)
Physics, 19.05.2021 17:10
![question](/tpl/images/cats/fizika.png)
Physics, 19.05.2021 17:10
![question](/tpl/images/cats/biologiya.png)
Biology, 19.05.2021 17:10
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 17:10
![question](/tpl/images/cats/himiya.png)
Chemistry, 19.05.2021 17:10
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.05.2021 17:10
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)