The element that corresponds to the electron configuration 1s2 2s2 is _______

Author Question: The element that corresponds to the electron configuration 1s2 2s2 is ________. A) lithium B) ... (Read 26 times)

bobbie

Hero Member
Posts: 592

on: Aug 27, 2018

The element that corresponds to the electron configuration 1s2 2s2 is ________.

A) lithium
B) nitrogen
C) carbon
D) boron
E) beryllium

Question 2

The ion, IO2-, is named

A) iodate ion.
B) iodite ion.
C) iodine dioxide ion.
D) iodine(II) oxide ion.

Li Jun

Sr. Member
Posts: 335

Reply #1 on: Aug 27, 2018

Answer to Question 1

E

Answer to Question 2

B

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bobbie

Hero Member
Posts: 592

Reply #2 on: Aug 27, 2018

Thanks

Li Jun

Sr. Member
Posts: 335

Reply #3 on: Aug 27, 2018

Welcome

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Author Question: The element that corresponds to the electron configuration 1s2 2s2 is ________. A) lithium B) ... (Read 26 times)

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