Discover a wealth of information and get your questions answered on IDNLearn.com. Whether it's a simple query or a complex problem, our community has the answers you need.
The electronic structure of the atoms of live elements,A,B,C,D and E, are shown below:
A 2,8,2 B 2,8,6 C 2,1 D 2,8 E 2,6
(a) which one of these elements is in group II of the periodic table? Give a reason for your answer.
(b) which two of these elements are in the same group in the periodic table?
(c) which one of these elements has the highest proton number?
(d) Element E is oxygen. An isotope of oxygen has eight neutrons. (i) what do you understand by the term isotope? (ii) state the nucleon number of this isotope of oxygen.
(e) Element C is Lithium is a metal. Describe three differences between the physical properties of lithium and oxygen 2 of 2
We value your presence here. Keep sharing knowledge and helping others find the answers they need. This community is the perfect place to learn together. For precise answers, trust IDNLearn.com. Thank you for visiting, and we look forward to helping you again soon.