Based on the HYDROCARBONS TABLE below, answer the following questions accordingly. All hydrocarbons are clear, colorless liquids at room temperature. Which hydrocarbon ignites with the most luminous flame? - Which hydrocarbon is aromatic? - Which hydrocarbon is actively unsaturated? - Which hydrocarbon is aliphatic saturated? -   CHOICES:  a.Hydrocarbon A b.Hydrocarbon B c.Hydrocarbon C

Fundamentals Of Analytical Chemistry
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Chapter22: Bulk Electrolysis: Electrogravimetry And Coulometry
Section: Chapter Questions
Problem 22.20QAP
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Based on the HYDROCARBONS TABLE below, answer the following questions accordingly. All hydrocarbons are clear, colorless liquids at room temperature.

Which hydrocarbon ignites with the most luminous flame? -

Which hydrocarbon is aromatic? -

Which hydrocarbon is actively unsaturated? -

Which hydrocarbon is aliphatic saturated? -

 

CHOICES: 

a.Hydrocarbon A

b.Hydrocarbon B

c.Hydrocarbon C

HYDROCARBONS
Test
B
slightly yellow flame
1. Ignition Test
2. Solubility in conc. H;SO.
3. w/ dil. MnO. (aq.),
Orange sooty flame
insoluble
Yellow flame w/ little soot
insoluble
soluble
no color change
no color change
immediate color change
neutral
no color change
no color change
(color change may happen under UV) (color change may happen with catalyst) immediate color change
color change
4. w/ Bra
5. w/ dil. MnO, (aq.), basic
6. w/ conc. HNO, and
no color change
color change
colorless layer
yellow oily layer
colorless layer
conc.H;SO.
Transcribed Image Text:HYDROCARBONS Test B slightly yellow flame 1. Ignition Test 2. Solubility in conc. H;SO. 3. w/ dil. MnO. (aq.), Orange sooty flame insoluble Yellow flame w/ little soot insoluble soluble no color change no color change immediate color change neutral no color change no color change (color change may happen under UV) (color change may happen with catalyst) immediate color change color change 4. w/ Bra 5. w/ dil. MnO, (aq.), basic 6. w/ conc. HNO, and no color change color change colorless layer yellow oily layer colorless layer conc.H;SO.
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