Acetylene is treated with excess HBr and the resulting compound is then heated with zinc duct. The final product will be

One mole of benzene is treated with an excess of ozone and the product formed is then treated with zinc dust and water. The final product formed is.

When but-I-yne is treated with excess of HBr the expected product is

When Zn is treated with excess of NaOH, the product obtained is

THF is treated with excess of HBr at 373K . The product is

Aniline is treated with excess of CH_(3)I . The final product is