![subject](/tpl/images/cats/himiya.png)
Chemistry, 02.01.2020 11:31 shyannehamilton1183
Which of these pairs of elements have the same number of valence electrons?
oxygen (o) and bromine (br)
selenium (se) and bromine (br)
carbon (c) and lead (pb)
oxygen (o) and carbon (c)
sodium (na) and magnesium (mg)
![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 22:30, erikloza12pdidtx
Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent
Answers: 1
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 03:00, cheesecake1919
In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?
Answers: 3
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:30, falishaduncanovmtz2
Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery
Answers: 3
You know the right answer?
Which of these pairs of elements have the same number of valence electrons?
oxygen (o) and br...
oxygen (o) and br...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.06.2021 15:20
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.06.2021 15:20
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/geografiya.png)
![Konu](/tpl/images/cats/informatica.png)
Computers and Technology, 15.06.2021 15:20
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.06.2021 15:20
![Konu](/tpl/images/cats/biologiya.png)
Biology, 15.06.2021 15:20
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.06.2021 15:20