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प्रश्न
Name the scientist who disproved the 'vital force theory' for the formation of organic compounds.
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उत्तर
Friedrich Wohler is the scientist who disproved the 'vital force theory' for the formation of organic compounds.
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संबंधित प्रश्न
Choose the correct alternative.
In combined state, carbon occurs as
State the term:
The property by which atoms of an element link together to form long chain or ring compounds.
Give two uses for the following:
wood charcoal
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
What are hydrocarbons ? Name the two different forms of hydrocarbons.
What is hydrocarbon? Give its one example.
______ is the essential element in all the organic compounds.
Answer the following question.
Draw methane electron dot structure.
Differentiate between the two branches of chemistry – organic chemistry & inorganic chemistry with suitable examples.
Name the following:
An acid formed when carbon dioxide is dissolved in water under pressure.
Give a balanced equation for the following conversion: [In one or two steps]
Coke to water gas.
Complete the statement by filling the blank with the correct word from the option.
Sodium oxide combines with carbon dioxide to give _____
Give a reason for the following:
Carbon monoxide and not carbon dioxide, is a highly poisonous gas.
Match the following.
| 1. | Alkyne | Bucky Ball |
| 2. | Andre Geim | Oxidation |
| 3. | C60 | Graphene |
| 4. | Thermocol | Triple bond |
| 5. | Combution | Polystyrene |
Carbon monoxide displaces ______ from hemoglobin.
According to the Octet rule, carbon requires ______ electrons to attain the nearest noble gas.
Which of the following is highly toxic?
A large family of fullerene exists, starting at ______ and ______ reaching up to.
Carbon monoxide enters the human body through ______.
