例句與造句

1. It can also be prepared by the reaction of oxygen difluoride with platinum sponge.
2. The propellant mix that would produce the greatest specific impulse for a rocket motor is sometimes given as oxygen difluoride and pentaborane.
3. Another way to form it is by electrolyzing hydrogen fluoride with a solution of sulfur dioxide, which also made oxygen difluoride and sulfuryl fluoride.
4. Since fluorine is more electronegative than oxygen, oxygen difluoride ( OF 2 ) does not represent an oxide of fluorine, but instead represents a fluoride of oxygen.
5. It's difficult to find oxygen difluoride in a sentence. 用oxygen difluoride造句挺難的