Answer:
the correct answer to your question is b
Explanation:
The smaller numbers in the image below represents the <u>subscripts</u>.
Answer:
no
Explanation:
because hypothesis are just what we thing is gonna happen it doesn't have to be true
sorry if im wrong
Answer:
Addition of hydrogen in unsaturated hydrocarbons is known as Hydrogenation.
Major product that is formed when 2-butyne is treated with an excess of hydrogen gas and a platinum catalyst is an alkane of four carbon atom known as butane.
Here hydrogen gas is in excess, first but-2-ene will form from the but-2-yne then butane will form from the but-2ene.
1) 
2) 
As shown in the image attached.