This art is performed in a very particular form. You should learn a number of exercises and body movements which will take around 45 minutes to practice, and after that you will need a year to master and perfect the art. The performer is supposed to concentrate his energy on a level of his system. He can express the force of his energy or use that force into a particular kind of his body. Make sure you know that Tai Chi is largely focused on alignment and movement when you are doing the exercises.
Qigong is practiced with easy exercises which can be learnt really quickly. However, you will need to practice several times. Be aware of the fact that a few exercises are from Tai Chi movements which are known as Tai Chi Qigong. In Qigong rules are not that hard. Aspirants are suggested to do several exercises time and time again. It helps a person maintain a good balance of energies to acquire the perfect stability and it also tackles the energy blockages present in your system.