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Why is Soda Lime Used Not Only Naoh? - Chemistry

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प्रश्न

Why is Soda lime used not only NaOH?

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उत्तर

Soda lime is used as it is not deliquescent and does not attack glass.

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अध्याय 11.2: Alkanes - Exercise [पृष्ठ २७४]

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फ्रैंक Chemistry Part 2 [English] Class 10 ICSE
अध्याय 11.2 Alkanes
Exercise | Q 2.3 | पृष्ठ २७४

संबंधित प्रश्न

Consider the following comments about saponification reactions:

I. Heat is evolved in these reactions.

II. For quick precipitation of soap, sodium chloride is added to the reaction mixtures.

III. Saponification reactions are a special kind of neutralisation reactions.

IV. Soaps are basic salts of long-chain fatty acids.

The correct comments are

(a) I, II and III

(b) II, III and IV

(c) I, II and IV

(d) Only I and IV


Complete the following equation:

`CH_3 COOH + CH_2 H_5 OH` 


A neutral organic compound is warmed with some ethanoic acid and a little of conc. H2SO4. Vapours having sweet smell (fruity smell) are evolved. What type of functional group is present in this organic compound?


Which of the following observations is true about dilute solution of acetic acid?

(A) It smells like vinegar and turns red litmus blue

(B) It smells like onion and turns blue litmus red

(C) It smells like orange and turns red litmus blue

(D) It smells like vinegar and turns blue litmus red


Under what conditions does ethane get converted to ethyl alcohol?


Which of the following represents saponification reaction?


Bubbles are seen in the test tube during the preparation of lime water.


What happens when a small piece of sodium is dropped in ethanol? Write the equation for this reaction.


Give the balanced chemical equation of the following reaction:

Neutralization of NaOH with ethanoic acid.


Give the balanced chemical equation of the following reaction:

Neutralization of NaOH with ethanoic acid.


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