You will need to consult with a lawyer for a legally correct and current answer.
(in the US) The degree of the crime is determined by the value of the item stolen, and whether or not it crosses the value line into being a felony offense. There is no specific criminal charge for theft of a firearm, unless a felon (or convicted felon) happens to be the one that steals it. Then the penalty is enhanced by the fact that this is a convicted felon in possession of a firearm.
The question doesn't disclose the questioners legal status - however - if the questioner is a convicted felon - it will not/can not happen. Regardless of what state you reside in it is a violation of FEDERAL Law (USC, Title 18) for a convicted felon to ever own or possess firearms or ammuntion.
The discharge of a firearm with the intent to kill someone is first degree homicide (or occasionally self defense).
yes
No
Having ANY degree of felony makes you ineligible to purchase, possess, or have access to a firearm.
Yes, certainly.
Yes, as long as you get the degree you should be able to find a job easy.
Not in Flordia, nor in any other state.
Jodi Arias was convicted for the first degree murder of her boyfriend in Mesa, Arizona.
See link below.
The felony charge and degree of felony must be known to answer this question.