Disregard the neutral
Yes, you can plug a 240v motor into a 230v outlet.
you get an adapter
Yes, it can be and there is no problem at all Because most of the electrical appliances are made to work on 220v - 240v so it can also be plugged into a 240v outlet.
You will burn up your appliance!!!!!
120v is the standard for all of North America, whereas 240v is standard for the rest of the world.
If you need to ask, you should have someone who knows how do it....
In standard installations in many countries a 240v outlet does not have to be a locking type. However in many businesses and even homes in some counties the plug does have to lock. Check the local building codes to be sure.