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प्रश्न
Fill in the blank.
The name ‘carbon’ is derived from the Latin word...........
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उत्तर
The name ‘carbon’ is derived from the Latin word carbo.
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संबंधित प्रश्न
Write the molecular formula of the 2nd and 3rd member of the homologous series whose first member is ethene.
Which of the following molecule is called buckministerfullerene?
C90 C60 C70 C120
Give two uses for the following:
sugar charcoal
How will you collect the gas ?
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
FILL IN THE BLANK
Organic compounds have ........ boiling and melting points.
State how carbon occurs in the free state and in the combined state.
Complete the statement by filling the blank with the correct word from the option.
______ Chemistry is the Chemistry of carbon compounds mainly of ‘Carbon’, ‘Hydrogen’ & ‘Oxygen’.
Give a reason for the following:
Carbon monoxide and not carbon dioxide, is a highly poisonous gas.
______ is the main constituent of coal.
