[Want to buy a CPU,and I want to use the CPU for alt coin mining.here is my CPU details:]

Want to buy a CPU,and I want to use the CPU for alt coin mining.here is my CPU details:

  Motherboard: Gigabyte GA-H270-Gaming 3 DDR4 7th Gen         
  Graphics Card: Gigabyte GeForce GTX 1070 (GV-N1070G1 GAMING-8GD) 8GB DDR5 Graphics Card
  RAM:  DDR4 8GB  (2400 BUS) 2PCS
  Processor: Intel core i5 7th generation

First of all,I am totally new in mining world.I want to mine new alt coin and Minex (MXN) coin is my first chose.If i mine Minex coin with this configuration,It will will be profitable or not?
Which one coin is suitable for mining with this GPU?
sorry for my bad English. badly need information about it.

free image uploading
Its about 1houres,still its pending!! Now what i will do ? Any suggestion?