cracking

Question 1

what is cracking

Answer 1

a chemical reaction that turns large alkanes into a smaller alkane and an alkene

Question 2

the large alkane is heated why and at what temp

Answer 2

heated to turn it into a vapour, around 700C

Question 3

where is the vapour passed to

Answer 3

a hot catalyst

Question 4

what bonds break to form the smaller alkane and an alkene

Answer 4

covalent bonds

Question 5

what type of reaction is cracking

Answer 5

thermal decomposition reaction

Question 6

what is needed during cracking

Answer 6

high temperature and a catalyst