When alkynes are hydrogenated completely, they produce compounds with the general molecular formula

a

C nH n

b

C nH 2n+2

c

CnH 2n

d

CnH2n-2

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Explanation

Correct Option
b

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Discussions (13)

prudentus
7 years ago

and the corrections have not been made 1yr after
myschool please effect all these corrections nah

ADEBAYOSEGUN
10 years ago

The selected answer is wrong:

Alkyne has the General formula CnH2n-2 but was posted to be CnH2n+2

REF: Check new school chemistry (sixth edition ) by Osei Ababio. Page 535

D answer is B

baylor
10 years ago

alkynes are hydrogenated completely to alkanes CnH2n+2

Emiledan
1 year ago

The answer is D which is CnH2n-2

Emiledan
1 year ago

Sorry a mistake the answer is b because when an alkyne is hydrogenated it is convert to an alkene which is the molecular formula is CnH2n+2 so option b is correct guys not D

Successatare
9 years ago

alkynes undergoes addition reaction with hydrogen breaking down its triple bond completely to form alkane...please make correction,the correct answer is(B)

Edem1
10 years ago

The answer is B

Oluwashida
9 years ago

My school, please do the correction, it's option B.

peter samson
9 years ago

@myschool please review this..the right option for this question is B..

AranloyeEniola
2 years ago

Option B is general molecular formula for alkane

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