Which of the following anions will have the electronic ...

[craiczarry]

Which of the following anions will have the electronic configuration 1s22s22p63s23p6?
 
  A) K1-
  B) Cl1-
  C) S2-
  D) Br1-

Question 2

Why do your ears sometimes pop when you go up in an airplane?
 
  A) There are fewer air molecules pushing against the outer surface of your ear drum.
  B) There are more air molecules pushing against the outer surface of your ear drum.
  C) The atmospheric pressure is changing.
  D) You probably haven't removed your headphones.

[Zebsrer]

Answer to Question 1

B

Answer to Question 2

A

[craiczarry]

YES! Correct, THANKS for helping me on my review

[bitingbit]

Thanks for the timely response, appreciate it