1. Tardigrade
  2. Question
  3. Chemistry
  4. Esters on reaction with EtMgBr give:

Q. Esters on reaction with EtMgBr give:

Alcohols Phenols and Ethers Report Error

Solution:

Correct answer is (b) $2^{\circ}$ alcoholsCorrect answer is (c) $3^{\circ}$ alcohols

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Questions from Alcohols Phenols and Ethers

1. The correct IUPAC name of the organic compound

KEAM 2014

2. Order of acidic nature of the following compounds is

AIIMS 2019

3. Assertion: Phenol reacts with $CH_3I$ in presence of NaOH to form methoxybenzene.
Reason : Phenoxide is better nucleophile than phenol.

AIIMS 2019

4. Assertion : Hydroquinone is more acidic than resorcinol.
Reason : $-OH$ group shows $+I -effect$.

AIIMS 2019

5. Dehydration of which one of the following alcohols produces an alkene exhibiting $cis-trans$ isomerism?

KEAM 2015

Chemistry Most Viewed Questions

1. If for a certain reaction $\Delta_{r}H$ is $30\, kJ\, mol^{-1}$ at $450 \,K$, the value of $\Delta_{r}S$ (in $JK^{-1}\, mol^{-1})$ for which the same reaction will be spontaneous at the same temperature is

NEET 2020

2. If $8\,g$ of a non-electrolyte solute is dissolved in $114\, g$ of n-octane to reduce its vapour pressure to $80\%$, the molar mass (in $g \,mol^{-1})$ of the solute is [Given that molar mass of n-octane is $114 \,g\, mol^{-1}]$

NEET 2020 Solutions

3. An organic compound contains $78 \%$ (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is: [Atomic wt. of $C$ is $12, H$ is $1$]

NEET 2021 Some Basic Concepts of Chemistry

4. At standard conditions, if the change in the enthalpy for the following reaction is $-109 \,kJ\, mol^{-1}$ $H_{2(g)}+Br_{2(g)} \to 2HBr_{(g)}$ Given that bond energy of $H_{2}$ and $Br_{2}$ is $435\,KJ\,mol^{-1}$ and $192\,KJ\,mol^{-1}$ , respectively, what is the bond energy (in $KJ \,mol^{-1})$ of $HBr$ ?

NEET 2020

5. The density of 2 M aqueous solution of NaOH is 1.28 g/cm$^3$. The molality of the solution is
[Given that molecular mass of NaOH = 40 g mol$^{-1}$]

NEET 2019 Some Basic Concepts of Chemistry

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