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प्रश्न
Give reason for the following:
Both CO2 & SO2 turn lime water milky. Moist potassium permanganate paper, helps in distinguishing the two gases.
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उत्तर
SO2 gas moist potassium permanganate paper turns purple to colourless when comes in contact with sulphur dioxide gas where as CO2 gas has no effect.
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संबंधित प्रश्न
Choose the correct alternative
The process by which decayed plants slowly convert into coal is called.
Name the following:
Substances whose atoms or molecules are not arranged in a geometrical pattern.
Name the products formed when:
wood is burnt in the absence of air.
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 |
FILL IN THE BLANK
.................. are the compounds of hydrogen and carbon only.
How would you prove experimentally that is slightly acidic in nature.
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 |
Structural formula of benzene is
What is carbon monoxide? Why is it toxic?
