![Chemistry](/tpl/images/cats/himiya.png)
1. As the first five elements in group 15 are considered in order of increasing atomic number , first ionization energy
1. Decreases
2. Increases
3. Decreases then increases
4. Increases then decreases
2. Based on table S , an atom of which element has the strongest attraction for electrons in a chemical bond ?
1. Aluminum
2.Chlorine
3.Magnesium
4.Sulfur
3. Which element reacts with oxygen to form ionic bonds ?
1.Calcium
2.Hydrogen
3.Chlorine
4.Nitrogen
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 09:30, matpakootas521
Why do cells appear different in distilled water than they do in 10% salt water?
Answers: 2
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 11:00, RidhaH
Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that canβt be observed.
Answers: 1
Do you know the correct answer?
1. As the first five elements in group 15 are considered in order of increasing atomic number , firs...
Questions in other subjects:
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/biologiya.png)
Biology, 05.02.2020 02:48
![Konu](/tpl/images/cats/mat.png)
Mathematics, 05.02.2020 02:49
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 05.02.2020 02:49
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)