Which element would you expect to be more metallic?(a) S or Cl(b) In or Al(c) As or Br

Q: . Which two sets contain species that are isoelectronic with each other? (a) Li+, H- , He (b) Ca2+,…

A:

Q: On the basis of periodic trends, choose the more metallic element from each pair (if possible).(a)…

A: The metallic character decreases across the period and increases down the group. a. The Ge and Sn…

Q: An element has the following electronic configuration: [Kr]4d105s25p2 (a) What period does it belong…

A: An element has the following electronic configuration: [Kr]4d105s25p2

Q: Consider S, Cl, and K and their most common ions. (a) Listthe atoms in order of increasing size. (b)…

A: a.

Q: Use electron confi gurations to explain (a) why arsenic can acquire charges of 23 and 13 but not 12…

A: Any atom's electronic configuration always helps in defining its valence electrons. The…

Q: 23. Tin (in group 14) can form both Sn²+ and Sn²+ ions, but magnesium (in group 2) forms only Mg²+…

A: Given that, tin (in group 14) can form both Sn2+ and Sn4+ ions, but magnesium (in group 2) forms…

Q: Due to periodicity, which element would you expect to behave most like molybdenum? (a)   Tungsten…

A: The periodicity is repetition of elements with similar properties after certain regular intervals…

Q: choose three . What are the characteristerses of a metal like element? (a) they try to get…

A: Since the metals are those elements which has a tendency to lose electron to complete there octet…

Q: Identify each statement as true or false: (a) Cations are largerthan their corresponding neutral…

A: Given statements,    (a) Cations are larger than their corresponding neutral atoms    (b) Li+ is…