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iheartfood
 3 years ago
#1: For the A groups (Groups 1A to 8A), how does the group number relate to the electron arrangement in atoms of the group?
A. The group number is equal to the number of electrons in the element.
B. The group number is equal to the block number of the sublevel.
C. The group number is equal to the charge on the ions.
D. The group number is equal to the number of valence electrons.
***my answer: D. equal to # of valence electrons
is that right?
iheartfood
 3 years ago
#1: For the A groups (Groups 1A to 8A), how does the group number relate to the electron arrangement in atoms of the group? A. The group number is equal to the number of electrons in the element. B. The group number is equal to the block number of the sublevel. C. The group number is equal to the charge on the ions. D. The group number is equal to the number of valence electrons. ***my answer: D. equal to # of valence electrons is that right?

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iheartfood
 3 years ago
Best ResponseYou've already chosen the best response.1kk and #2: Which of the following is the electron configuration of an electrically neutral halogen? (attaching answer choices in a sec!)

iheartfood
 3 years ago
Best ResponseYou've already chosen the best response.1answer choices A,B,C,D from top to bottom.

iheartfood
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1352703003748:dw

Alana75
 3 years ago
Best ResponseYou've already chosen the best response.21s2 2s2 2p5 is Fluorine, so I believe that is correct. The others are way off.

iheartfood
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1352703196131:dw

iheartfood
 3 years ago
Best ResponseYou've already chosen the best response.1oaky and do u get #3? :)

iheartfood
 3 years ago
Best ResponseYou've already chosen the best response.1okay yeah it think so too.. i found this webiste http://chemwiki.ucdavis.edu/ @api/deki/pages/5637/pdf so my answer is C. potassium for sure?

Alana75
 3 years ago
Best ResponseYou've already chosen the best response.2Yep. Potassium. That one is simple if you think about it, Potassium is the only element that will end with 4s1.
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