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प्रश्न
Intake of small quantity of methanol can be lethal. Comment.
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उत्तर
Intake of small quantity of methanol can be lethal because methanol is oxidised to methanal in the liver and methanal reacts rapidly with the components of the cell. It coagulates the protoplasm, in much the same way an egg is coagulated by cooking.
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संबंधित प्रश्न
Write the name and general formula of a chain of hydrocarbons in which an addition reaction with hydrogen is possible. State the essential condition for an addition reaction. Stating this condition, write a chemical equation giving the name of the reactant and the product of the reaction.
List two reasons for carbon forming a large number of compounds. Name the type of bonding found in most of its compounds. Why does carbon form compounds mainly by this kind of bonding?
Draw the structures for butanone.
Draw the structures for Hexanal.
Compounds of carbon with hydrogen alone are called ______.
CnH2n is the general formula of ______ hydrocarbons.
Write the molecular formula and structure of cyclohexane. How many covalent bonds are there in a molecule of cyclohexane?
An alkyne has seventy five carbon atoms in its molecule. The number of hydrogen atoms in its molecule will be ______.
Two organic compounds A and B have the same molecular formula C6H12. Write the names and structural formulae:
Which compound contains single bonds as well as a double bond?
Two organic compounds A and B have the same molecular formula C6H12. Write the names and structural formulae:
Which compound contains only single bonds?
The solid element A exhibits the property of catenation. It is also present in the form of a gas B in the air which is utilised by plants in photosynthesis. An allotrope C of this element is used in glass cutters.
(a) What is element A?
(b) What is the gas B?
(c) Name the allotrope C.
(d) State another use of allotrope C (other than in glass cutters).
(e) Name another allotrope of element A which exists as spherical molecules.
(f) Name a yet another allotrope of element A which conduct electricity.
You are given the following molecular formulae of some hydrocarbons:
Which formula represents benzene?
Name the functional group which always occurs in the middle of a carbon chain.
Three organic compounds A, B and C have the following molecular formulae: C4H8O
Which molecular formula can represent an aldehyde as well as a ketone? Write the names and structural formulae of the aldehyde and ketone represented by this molecular formula.
Hydrocarbons are mainly composed of which of these?
The number of isomers of pentane is ______.
How will you prove that C4H8 and C5H10 are homologues?
Write the chemical equation for the following:
Hydrogenation of ethene.
Draw the structure of propanol.
