Advertisements
Advertisements
Question
Structural formula of benzene is
Options
Advertisements
Solution

The formula of benzene is C6H6. It has three alternate pi bonds in the ring of carbon atoms.
APPEARS IN
RELATED QUESTIONS
Name the element whose allotropic form is graphite.
Write the balanced chemical equations for the preparation of carbon dioxide by:
the action of acetic acid on sodium bicarbonate.
Write the balanced chemical equations for the preparation of carbon dioxide by:
the action of dilute sulphuric acid on sodium bicarbonate.
What steps should be taken to balance carbon dioxide in the atmosphere ?
Match the colunm
| column A | column B |
| 1. A product of incomplete burning | a. Hopcolite |
| 2. Nature of carben monoxide | b. Combustible gas |
| 3. A compound formed by the combination of haemoglobin and carbon monoxide | c. carboxy-haemoglobin |
| 4. A mixture of metallic oxides | d. Carbon monoxide |
| 5. Carbon monoxide | e. Highly poisonous |
List the conclusions you will draw while studying the following properties of ethanoic acid :
(a) Odour
(b) Solubility in water
(c) Effect on litmus paper
(d) Reaction with sodium hydrogen carbonate
In which compound forms does carbon occur?
A carbon atom forms a ______ bond with other atoms. In this bond the two atoms ______ electrons.
(single, all, double, ionic, carbon, give and take, hydrogen, multiple, share, most, covalent)
Answer the following question.
Why are methane compounds have low melting and boiling points?
How would you prove experimentally that is slightly acidic in nature.
Give a balanced equation for the following conversion: [In one or two steps]
Coke to water gas.
Give a balanced equation for the following conversion: [In one or two steps]
Calcium bicarbonate to calcium nitrate using a dilute acid.
Give a balanced equation for the following conversion: [In one or two steps]
A metallic oxide to calcium carbonate.
Match the following.
| 1. | Alkyne | Bucky Ball |
| 2. | Andre Geim | Oxidation |
| 3. | C60 | Graphene |
| 4. | Thermocol | Triple bond |
| 5. | Combution | Polystyrene |
Carbon is one of the most important ______ elements.
The ability of carbon to form ______ is the main reason for the formation of various classes of carbon compounds.
Elemental carbon undergoes ______ reaction at room temperature.
Which of the following is highly toxic?
Assertion (A): Carbon monoxide is a toxic gas of carbon.
Reason (R): smoking is a source of carbon monoxide.



