Congratulations on quitting smoking - that is huge! First and foremost you are going to want to get a cleaning - once your gums are less inflamed - the chips will be able to be fixed. It will be best to bleach before you get the teeth fixed actually - we want the composite resin...
Hello and thank you for your question. Contact on the gums with whitening gel can cause some irritation and/or burns. It should resolve in a few days. If you remain concerned, I recommend following up with your Dentist or consult with a Prosthodontist. A Prosthodontist is a dental specialist who...