No, it's not.
NO
No, it is not legal, the serve must go over the net before it is touched by anybody.
In volleyball, a player has one attempt to get the serve over the net.
Let serve is where it hits net but still lands in play and you get to re-take the serve. A net serve is where it hits the net and doesn't go over all lands out of play.
The two main things are: ☺Stay behind the serving line. ☺Serve the ball over the net.
A serve in volleyball is legal as long it lands inside or on the boundaries of the court. If the ball hits the net AND goes over it is also legal. however, any serve that hits the net and does not go over or goes out of bounce is not legal. Hitting the outside antenna or touching the antenna would be considers illegal as well. Lastly, in order for the serve to even count, the servers foot cannot cross or touch the serving line before the ball is contacted. If so this is considered illegal.
In volleyball, it is legal to reach over the net as long as the player does not interfere with the opponent's play.
Absolutely, in fact in volleyball it is the predominant type of serve
when you are hitting a ball,and you hit the net or hit it out of bounds that is called a hitting error.
No.
Yes, however you can not block or attack the serve at the net.
Yes, the volleyball can touch the net during a serve in volleyball, but it must pass over the net and into the opponent's court without touching the net again.