The reagent needed to convert 2-butyne to trans-2-butene is . The reagent needed to convert 2-butyne to trans-2-butene is . H2/Pt H2/Lindlar's catalyst Li/NH3 Na/NH3 Li/NH3 or Na/NH3

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.