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प्रश्न
How many carbon atoms are there in Buckminster fullerenes?
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उत्तर
60 carbon atoms are arranged in spherical structure in Buck minster fullerences.
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संबंधित प्रश्न
Which of the following molecule is called buckministerfullerene?
C90 C60 C70 C120
Name the following:
Substances whose atoms or molecules are not arranged in a geometrical pattern.
What happens when a baking mixture containing baking powder is heated?
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 |
Tick the most appropriate answer.
Each molecule of Buckminster fulierene contains 60 atoms of carbon arranged as balls consisting of 12 pentagons and
a. 20 hexagons
b. 30 hexagons
c. 40 hexagons
d. 50 hexagons
Name a gas which, though a compound of carbon, is not studied under organic chemistry.
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)
Select the appropeiate option of the following statement:
The type of coal with the highest carbon conent.
Give a balanced equation for the following conversion: [In one or two steps]
A metallic oxide to calcium carbonate.
The carbon cycle is the ______ cycle.
