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प्रश्न
`CH_3-CH_2-Br"Alcoholic KOH"/""> B " HBR"/"">C"Na/Eather"/"">D`, the Compound D is
(A) ethane
(B) propane
(C) n-butane
(D) n-pentane
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उत्तर
(C) n-butane
`CH_3-CH_2-Br"Alcoholic KOH"/""> CH_2=CH_2 " HBR"/"">CH_3-CH_2-Br"Na/Eather"/"">Ch_3-CH_2-CH_2-CH_3`,
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संबंधित प्रश्न
Explain why propanol has higher boiling point than that of the hydrocarbon, butane?
Give simple chemical tests to distinguish between the following pairs of compounds :
Ethanol and phenol
Identify the chiral molecule in the following pair :
Write the structures of A, B and C in the following reactions :
\[ C_6 H_5 {NO}_2 \to^{Sn/HCI} A \to^{{NaNO}_2 /HCI}_{273 K} B \to^{H_2 O}_∆ C\]
Write a chemical reaction to show that the open structure of D-glucose contains the following :
Five alcohol groups
Alcohols have high boiling points because of ____________.
The correct order of boiling points for primary (1°), secondary (2°) and tertiary alcohol (3°) is:
Alcohols of low molecular weight are _____________.
Which of the following has lowest boiling point?
Which statement is not correct about alcohol?
Which one of the following alcohols is least soluble in water?
Which of the following is most acidic?
Phenol does not undergo nucleophilic substitution reaction easily due to ______.
Explain why alcohols and ethers of comparable molecular mass have different boiling points?
Assertion: Boiling points of alcohols and ethers are high.
Reason: They can form intermolecular hydrogen-bonding.
Arrange the following in the increasing order of their property indicated:
ethanol, ethanoic acid, benzoic acid (boiling point)
A solution of phenol in chloroform when treated with aqueous NaOH gives compound P as a major product. The mass percentage of carbon in P is ______. (to the nearest integer) (Atomic mass: C = 12; H = 1; O = 16)
Arrange the following in order of increasing boiling point:
Ethoxyethane, Butanal, Butanol, n-butane
How are the following conversion carried out?
Methyl magnesium bromide →2-Methylpropan-2-ol.
Write a note on Kolbe's reaction
What is esterifications? How is an ester obtained from alcohol or phenol?
How are the following conversions carried out?
Methyl magnesium bromide → 2 -Methylpropan-2-ol.
How are the following conversions carried out?
\[\ce{Methyl magnesium bromide ->2-Methylpropan-2-ol}\]
How are the following conversions carried out?
\[\ce{Methyl magnesium bromide -> 2-Methylpropan-2-ol}\]
How is the following conversion carried out?
Methyl magnesium bromide → 2-Methylpropan-2-ol.
How is the following conversion carried out?
\[\ce{Methyl magnesium bromide-> 2-Methylpropan-2-ol}\]
How is the following conversion carried out?
\[\ce{Methyl magnesium bromide ->2-Methylpropan-2-ol}\]
