![subject](/tpl/images/cats/himiya.png)
Chemistry, 22.10.2020 18:01 rickevaaaa
1)why do the metal of group 1A, 2A ,3A do not need roman numerals?
2) Why do we need to use Roman Numerals in the names for Transition metals and Group 4A metals?
3)When a non-metal becomes an ion what changes about their names?
4)What elements and groups do not form ions?
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 13:50, iloveballet1857
The electron configuration for chromium is 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 3 d 5 4 s 1 instead of 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 3 d 4 4 s 1 . the configuration is an exception to the
Answers: 3
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:30, brittanysanders
When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water
Answers: 2
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:00, paynedeforest2596
According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at
Answers: 1
You know the right answer?
1)why do the metal of group 1A, 2A ,3A do not need roman numerals?
2) Why do we need to use Roman N...
Questions in other subjects:
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/es.png)
Spanish, 01.12.2019 01:31
![Konu](/tpl/images/cats/fr.png)
French, 01.12.2019 01:31
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/biologiya.png)
Biology, 01.12.2019 01:31
![Konu](/tpl/images/cats/mat.png)
Mathematics, 01.12.2019 01:31
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 01.12.2019 01:31
![Konu](/tpl/images/cats/biologiya.png)