Solar panels ?

What type of solar panels could I buy to power small apt

To power a small apt you are going to have to go way more in depth than the scope of this class. Not only would you need solar panels, but you would need enough outdoor space to mount them. You would also need charge controllers, batteries, and the proper inverter. But to answer your question, the type doesn't matter. What you would need is to calculate how much electricity you want to get from solar and then buy enough wattage to cover that. Look at your electric bill and see how many kilowatt hours you use per month. There's a lot more to it than that though so you'll need to do some research. Maybe start here:

https://www.instructables.com/id/Apartment-Solar-S...