Some Basic Concepts Of Chemistry Question 250
Question: A hydrocarbon contains 86% carbon, 488ml of the hydrocarbon weight 1.68 g at STP. Then the hydrocarbon is an
Options:
A) Alkane
B) Alkene
C) Alkyne
D) Arene
Show Answer
Answer:
Correct Answer: B
Solution:
Element At.wt. Mole Ratio Empirical formula C =86% 12 7.1 1 CH2 H =14% 1 14 2 Beleongs to alkene $ C _{n}H _{2n} $
