Homework Clinic
Science Clinic => Chemistry => Topic started by: Wadzanai on Feb 15, 2020
Title:
What is the identity of element Q if the ion Q2+ contains 18 electrons?
Post by:
Wadzanai
on
Feb 15, 2020
Question 1
In which of the following sets do all species have the same number of protons?
◦ Br
-
, Kr, Rb
2+
◦ C, N
3-
, O
2-
◦ O, O
2-
, O
2+
◦ Mg
2+
, Ca
2+
, Ba
2+
Question 2
What is the identity of element Q if the ion Q
2+
contains 18 electrons?
◦ Si
◦ Ca
◦ Ar
◦ S
Title:
What is the identity of element Q if the ion Q2+ contains 18 electrons?
Post by:
Danny Ewald
on
Feb 15, 2020
Answer 1
O, O
2-
, O
2+
Answer 2
Ca
Title:
Re: What is the identity of element Q if the ion Q2+ contains 18 electrons?
Post by:
Briana Bueno
on
Jun 17, 2020
Thank you so much!