My sons father was deported a few years ago but he worked and paid taxes for 16 years.

That is a question for social security, not immigration.

My wife wants a divorce and i didnt even get my temporary green card??

So long as your charges are not resolved the application cannot be approved and can be denied. If are divorced or your wife withdraws the I-130,...

F1 visa changed of status to H1 then H1 revoked, can I regain F1 status?

You need a new I-20 if you ceased to be a full time student for a period of time.

Speak with your accountant, but I understand if you are married you are required to file joint taxes.

Immigration

It depends what his current status is. Until and unless a judge determines he violated an order of protection, your allegation alone is not...

If my H1B is expiring in 45 days, Will i be allowed to enter US? I shall file my extension after my entry inot US.

If the visa is not expired, there is no reason why you should have any problem being admitted.

It depends on what crime you were convicted of.

Is my employer supposed to pay prevailing wage every year after obtaining green card?

The job offer has to be at that salary and has to be an offer of permanent and not temporary employment.

I need to find out regarding my expired G5 visa

It depends on the basis for getting documented.

IS MY I-130 STILL GOOD

Whomever petitioned you must get the I-130 forwarded to the National Visa Center by filing an application for action on an approved petition.