1. Which of the following has a positive charge?
2. How many electrons are there in the valence shell of the O2– ion?
3. What is the formula of the compound formed between magnesium and oxygen?
4. Which one of the following statements concerning elements in the Periodic Table is correct?
5. Which one of the following species has the same electron configuration as Al3+ cation?
Frontiers, E. (2023). CHM 101: Exams. Afribary. Retrieved from https://tracking.afribary.com/works/chm-101-exams-2
Frontiers, Edu "CHM 101: Exams" Afribary. Afribary, 08 Mar. 2023, https://tracking.afribary.com/works/chm-101-exams-2. Accessed 06 Oct. 2024.
Frontiers, Edu . "CHM 101: Exams". Afribary, Afribary, 08 Mar. 2023. Web. 06 Oct. 2024. < https://tracking.afribary.com/works/chm-101-exams-2 >.
Frontiers, Edu . "CHM 101: Exams" Afribary (2023). Accessed October 06, 2024. https://tracking.afribary.com/works/chm-101-exams-2