Nothing is ever safe with a freezing game.
If you need to fix a freezing problem on Pokémon Soul Silver, you are most likely playing an illegitimate copy. Use a legitimate copy for the best experience.
No.
Yes
freezing?
stop using that cheat
The "freezing point" (melting point) of the element silver is about 962 degrees Celsius.
No, starter Pokemon are exclusives to every game. They can generally not be caught in the wild. You can't trade between Silver and Fire Red because they are not compatible.
You trade between two games, gold, silver, or crystal.
YUP
Yes you can.
No you can only trade between the originals for the GBC.
No, you cannot trade between the two different versions because the Pokemon are different or the Pokemon know different moves that are not in red version. When they re-make gold and silver for DS there may be some way to trade between Pokemon fire red and leafgreen to the new gold and silver but I doubt it.