Q.

The empirical formula of a compound is CH2. One mole of this compound has a mass of 42 g. lts molecular formula is

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

C3H6

b

C3H8

c

CH2

d

C2H2

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Weight of empirical formula,CH2=12+(1×2)=12+2=14Mass of one mole of the compound = its molecular weight                                                      = 42n= Mol. wt.  Empirical formula wt. =4214=3∴  Mol. formula =( empirical formula )×n=CH2×3=C3H6
Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon