| Answer | Crossword Clue |
|---|---|
| liberator | free from combination liberate the gas by adding acid |
| acyls | a radical RCO- derived usually from an organic acid by removal of the hydroxyl from all acid groups often used in combination |
| acyl | a radical RCO- derived usually from an organic acid by removal of the hydroxyl from all acid groups often used in combination |
| ketenes | colorless, poisonous gas, C2H2O, irritating to the lungs, prepared from acetone or acetic acid by pyrolysis: used chiefly in the manufacture of certain commercial chemicals, as acetic anhydride and aspirin |
| ketene | colorless, poisonous gas, C2H2O, irritating to the lungs, prepared from acetone or acetic acid by pyrolysis: used chiefly in the manufacture of certain commercial chemicals, as acetic anhydride and aspirin |
