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प्रश्न
Select the appropeiate option of the following statement:
A nitrogenous fertilizer obtained from carbon dioxide.
विकल्प
Anthracite
Diamond
Carbogen
Urea
Lampblack
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उत्तर
Urea
APPEARS IN
संबंधित प्रश्न
Choose the correct alternative
The process by which decayed plants slowly convert into coal is called.
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.
Why are carbon and its compounds used as fuels?
Answer the following question.
Why are methane compounds have low melting and boiling points?
Give a balanced equation for the following conversion: [In one or two steps]
Calcium bicarbonate to calcium nitrate using a dilute acid.
Explain the carbon cycle or biogeochemical cycle.
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.
Answer the following by rearranging the jumbled letters :
In this molecule, carbon is attached to four hydrõgen atoms.
emathen.
