11. When ethyne is burned with a certain gas, it can produce temperatures hot enough to melt metals. This is made use of in welding. What is this other gas called?oxyacetylene.gif
12. What is the main component of natural gas?
13. Removal of ............ from a molecule is called dehydration.
MCQ Multiple Choice Questions and Answers on Hydrocarbons
Hydrocarbons Question and Answer