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Question:

How to find the number of Valence Electrons on the periodic table?

On a periodic table, how do you find the number of valence electrons after group 8? I know group 1 has 1 valence, group 2 has 2, and so on, but what about when you get up to group 9, 10, etc?

Answer:

the way to find the of valence electrons is the of electronns farthest away the nucleusEX: aluminium has 13 electronson the 1st energy level is 2 electronson the 2ND energy level is 8 electronson the 3rd energy level is 3 electronsthe third energy level is the farthest so the valence electrons is 3.
A cookie sheet should be fine under a broiler.
A cookie sheet made of metal wil be okAvoid a teflon-coated pan, there are safety concerns and overheating it ruins the coating.A glass pan will get too hot too fast will shatter under the broilerYou don't want that to happen!
a cookie sheet with edges or a baking dish will work but there is no place to catch dripping run off If available place a cooling rack or a roasting rack in a baking dish and broil so item is not sitting in the drippings.
you can use a cookie sheet or baking dish but you must use a rack to keep it elevated so it doesn't sit in the juices and the fat will catch fire.

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