WorksheetsBenzene. Aromatic hydrocarbons
Total questions: 13
Worksheet time: 7mins
What is the chemical formula of benzene?
CH4
C6H6
C2H6
C2H5OH
What is the color of benzene?
colorless
yellow
green
brown
Physical state of benzene:
plasma
solid
gaseous
liquid
Which of the following statements is correct about benzene?
All 6 carbon atoms lie in the same plan
The C-C bond lengths are all the same
It has delocalized electrons
All of them
How many double bonds in the benzene molecule?
1
2
3
4
Is benzene is toxic or non-toxic?
toxic
non-toxic
The second name of aromatic hydrocarbons:
Alkanes
Alkenes
Arenes
Alkynes
Who first discovered benzene?
Mendeleev
Faraday
Edison
Einstein
Who discovered benzene's stable structure?
Faraday
Lomonosov
Kekule
Priestley
What is the chemical compounds produced after reaction between C6H5COONa with NaOH?
Na
C6H6
H2O
C6H5OH
Benzene is flammable liquid.
False
True
What is the color of sodium benzoate C6H6COONa?
yellow
white
green
black
Due to its cyclic structure with a surrounding cloud of delocalised electrons, benzene is accurately described by which of the following chemical adjectives?
Pungent
Smelly
Odorous
Aromaticity
