teflon
isoprene
polythene
neoprene
Correct answer is D
No explanation has been provided for this answer.
The final product of the reaction of ethyne with hydrogen iodine is?
CH3—CHI2
CH2l—CH2I
CH3—CI3
CH2 = CHI
Correct answer is A
1,1-Diiodoethane ( CH3-CHI2 ) is a product of this reaction
alkanal
alkanoate
alkanone
alkyne
Correct answer is B
No explanation has been provided for this answer.
An undesirable paraffin in the petroleum industry which is particularly prone to knocking is?
iso-octane
n-heptane
iso-heptane
n-octane
Correct answer is B
No explanation has been provided for this answer.
CH3
CH2
CH4
C2H24
Correct answer is A
CxHy + (x + y/4)O2 = XCO2 + (y/2)H2O
4.4 2.7
according to the equation 44x = 9y
Carbon Hydrogen
mole given ratio = (44)/(44), (2.7)/(9) = 0.1,0.3
Empirical formula = (0.1)/(0.1), (0.3)/(o.1) = 1,3 ; CH3