hey ya'll i wanted to see if batter i stuck in the fridge a week ago would be ok to use in the am?

Yuck! No!

i didn't think so and i'm a stickler on new fresh ingredients but hate waste

Cake batter can be refrigerated for several days. If not needed for a longer period, freezing the batter is recommended.

Whatever works for you, it's all good.

Here are threads with more info on refrigerating/freezing cake batter:
(Includes the science of baking powder.)

http://cakecentral.com/cake-decorating-ftopicp-5914137.html

http://cakecentral.com/cake-decorating-ftopict-580334.html

http://cakecentral.com/cake-decorating-ftopict-606527-.html

HTH