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प्रश्न
Give the common names and IUPAC names of the following compounds of HCOOH.
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उत्तर
Common name and IUPAC name of HCOOH are formic acid and methanoic acid respectively.
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संबंधित प्रश्न
A student takes about 6 ml of distilled water in each of the four test tubes P, Q, R and S. He then dissolves an equal amount of four different salts namely, sodium chloride in 'P', potassium chloride in 'Q', calcium chloride in 'R' and magnesium chloride in 'S'. Next, he then adds 10 drops of soap solution to each test tube and shakes its contents. The test tubes in which scum (insoluble substance) is formed with soap are:
(A) P and Q
(B) Q and R
(C) R and S
(D) Q and S
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(b) vegetable oil
(c) vinegar
(d) soap solution(b) hydrocarbon ends directed towards the centre and ionic ends directed outwards
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Consider the following organic compounds:
HCHO, C2H5OH, C2H6, CH3COOH, C2H5CI
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While studying saponification reactions, the following comments were noted down by the students :
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(II) The reaction mixture is basic in nature.
(III) In this reaction heat is absorbed.
(IV) This reaction is not a neutralisation reaction.
Which of these are the correct comments ?
(A) I and III only
(B) I, II and III
(C) II, III and IV
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(A) a clear and transparent solution is formed
(B) a white precipitate is formed almost immediately
(C) two separate layers were formed
(D) a colourless and odourless gas is evolved
Acetic acid solution turns:
(1) blue litmus red
(2) red litmus blue
(3) blue litmus colourless
(4) red litmus colourless
Explain the following term with example.
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Write balanced euation for the following :
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Give the balanced chemical equation of the following reaction:
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Give the balanced chemical equation of the following reaction:
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