آآآآخر تجمعاتنا للكيمياء ..:(

[hoor]

اهلا يابنات
كيف حال مذاكرة الكيمياء؟

عندي أسئلة في شابتر 24
شنو الفرق بين geometric isomers و structural isomers؟

شنو قصة isomers مو فاهمه ممكن تفهموني؟
وهذي أسئله عليها ماعرفت جوابها

Which one of these hydrocarbons does not have isomers?


A. C7H16
B. C6H14
C. C5H10
D. C4H8
E. C3H8


The hydrocarbon formula C4H8 has a total of _____ possible isomers.




A)


Three



B)


Five



C)


Four



D)

Six

The compound C3H5Br will have _____ possible isomers.

A)


Four



B)


three



C)


two



D)


five



The number of different monochloro pentanes that can be produced by the chlorination of n-pentane is _____.


A)
Four

B)
Three

C)
Two

D)
Five


Which of these reactions leads to a change in the hybridization of one or more carbon atoms?

A. free radical halogenation of an alkane
B. hydrolysis of an ester to yield an acid and an alcohol
C. substitution of an aromatic ring using a halogen
D. oxidation of an alcohol to yield a carboxylic acid
E. neutralization of an amine using a strong mineral acid
ليش الإجابة b؟؟

الله يسعدكم ويوفقكم يارب :)