1.

Lime is heated with ____ at `2000^@` the product is treated with water to liberate ethyne.A. charcoalB. cokeC. graphiteD. diamond

Answer» Correct Answer - B
`CaO +3Coverset(2000^@C)toCaC_2CO`
`CaC_2+2H_2OtoHC-=CH+Ca(OH)_2`


Discussion

No Comment Found