![subject](/tpl/images/cats/himiya.png)
Chemistry, 10.12.2020 07:40 amandapill
Which of the following statements is true?
Elements in the same period have similar properties.
Elements in the same group have the same number of electron shells.
O A molecule must be made of two or more different elements.
The periodic table lists elements in ascending order of atomic numbers.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:30
Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:00
16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:20
Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:30
What is a number added in front of a formula in order to balance the equation
Answers: 1
You know the right answer?
Which of the following statements is true?
Elements in the same period have similar properties.
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.02.2021 03:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.02.2021 03:20
![question](/tpl/images/cats/en.png)
English, 19.02.2021 03:20
![question](/tpl/images/cats/geografiya.png)
Geography, 19.02.2021 03:20
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/istoriya.png)
History, 19.02.2021 03:20
![question](/tpl/images/cats/mat.png)
Mathematics, 19.02.2021 03:20
![question](/tpl/images/cats/mat.png)
Mathematics, 19.02.2021 03:20
![question](/tpl/images/cats/en.png)
English, 19.02.2021 03:20
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.02.2021 03:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 19.02.2021 03:20