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Important Questions on Organic Chemistry- Some Basic Principles and Techniques

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The correct order of basicity is
 
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The correct statement regarding the basicity of aryl amines is:
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The increasing basicity order of the following compounds is:

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In case of substituted aniline the group which decreases the basic strength is
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Bond length of ethane (I), ethene (II), ethyne (III) and benzene (IV) follows the order:

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The correct order of strengths of carboxylic acids is

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The correct order for acid strength of compounds CH≡CH, CH3-C≡CH and CH2=CH2 is as follows:
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The acidity of compounds I-IV in water

I . Ethanol II . Acetic Acid III . Phenol IV . Acetonitrile

follows the order
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The order of stability of the following alkenes with the first being the most stable and last being the least stable is
(i) CH3CH2CH=CH2
(ii) CH32C=CCH32
(iii) CH3CH=CCH32
(iv) CH32C=CH2
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Correct statements for the given reaction are:

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A. Compound ‘B’ is aromatic

B. The completion of above reaction is very slow

C. ‘A’ shows tautomerism

D. The bond lengths of C-C in compound B are found to be same

Choose the correct answer from the options given below.

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The correct order of acidity of the following compounds is

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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Which of the following has the shortest C-Cl bond?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The weakest among the following acids is
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Among the following, which is least acidic?
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The compound that does NOT liberate CO2, on treatment with aqueous sodium bicarbonate solution, is 
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The correct increasing order of the basic strength for the following compounds is:

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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Among formic acid, acetic acid, propanoic acid and phenol, the strongest acid in water is
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Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The correct order of acidity for the following compounds is :
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Among the following compounds, which one has the shortest C–Cl bond?
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Which of the following molecules form a Zwitter ion?