He's probably right. However, he owes you whatever the court ordered him to pay, unless/until that order is modified.
The father has to have the court's consent to cease paying child support.
Paying child support will not cause the father to lose his parental rights - neither will not paying child support.
Yes, see link
what do I do if my child's father is no where to be found what do I do if my child's father is no where to be found
If you are the child's father then you really have little legal support to not support your child. Your child is legally entitled to your financial support.
A father cannot petition for emancipation, the child has to. And it doesn't relieve him of paying back support payments.
no
Yes.
In general, the oldest child's right to support is not affected by the existence of younger children.
No.
If he has a visitation order, yes.
Yes.Yes.Yes.Yes.