Maths-
General
Easy
Question
Out of 150 marks, Alisha scored 120. What is her percentage?
- 15/12 %
- 5/4 %
- 80%
- 125%
The correct answer is: 80%
Percent = (marks scored / total marks) /x 100
= (120 / 150) x 100
4/5 x 100 = 80%
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A tertiary alcohol H on acid catalysed dehydration gives a product I. Ozonolysis of I leads to compounds J and K. Compound J upon reaction with KOH gives benzyl alcohol and a compound L, whereas K on reaction with KOH gives only M
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Aldehydes having no a-hydrogen show this reaction called Cannizzaro's reaction. Few exceptions are also there to this generalization.
The reaction may be represented as:
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Aldehydes undergo disproportionation reaction in presence of aqueous NaOH Simultaneous oxidation and. reduction 'of a compound is scientifically called as disproportionation.
Aldehydes having no a-hydrogen show this reaction called Cannizzaro's reaction. Few exceptions are also there to this generalization.
The reaction may be represented as:
Intramolecular Cannizzaro's reaction is also possible.
Which of the following' compounds gives internal crossed Cannizzaro's reaction?
Chemistry-General
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Aldehydes undergo disproportionation reaction in presence of aqueous NaOH Simultaneous oxidation and. reduction 'of a compound is scientifically called as disproportionation.
Aldehydes having no a-hydrogen show this reaction called Cannizzaro's reaction. Few exceptions are also there to this generalization.
The reaction may be represented as:
Intramolecular Cannizzaro's reaction is also possible.
The aldehyde having 
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Aldehydes undergo disproportionation reaction in presence of aqueous NaOH Simultaneous oxidation and. reduction 'of a compound is scientifically called as disproportionation.
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The reaction may be represented as:
Intramolecular Cannizzaro's reaction is also possible.
The aldehyde having -hydrogen which gives Cannizzaro's reaction is:
Chemistry-General
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Aldehydes having no a-hydrogen show this reaction called Cannizzaro's reaction. Few exceptions are also there to this generalization.
The reaction may be represented as:
Intramolecular Cannizzaro's reaction is also possible.
The aldehyde which shows Cannizzaro's reaction is:
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Aldehydes having no a-hydrogen show this reaction called Cannizzaro's reaction. Few exceptions are also there to this generalization.
The reaction may be represented as:
Intramolecular Cannizzaro's reaction is also possible.
The aldehyde which shows Cannizzaro's reaction is:
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Chemistry-General
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gives:
Tishchenko reaction of gives:
Chemistry-General
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Identity the product(s):
Identity the product(s):
Chemistry-General
