top of page

Which formula can represent an alkyne?

June 2018 NY Regents Chemistry Exam

21 Which formula can represent an alkyne? (1) C2H4

(2) C2H6

(3) C3H4

(4) C3H6

Solution: Table Q on the Reference Table shows Homologous Series of Hydrocarbons. It shows names and general formula. The formula for an alkyne is CnH2n – 2. If we take a look at C3H1, n=3. 3*2-2 = 6-2=4. It is an alkyne

Answer: 3

Prepare for the Chemistry Regents Exam: HERE

Contact us for chemistry tutoring: HERE



Rated 0 out of 5 stars.
No ratings yet

Add a rating

Ready For Chemistry Tutoring?

I tutor all levels of chemistry including general and organic chemistry.

Click To Learn More

What subject are you taking?
Regents Chemistry
General Chemistry
Organic Chemistry

Join our email list 

bottom of page