Q. Which of the following reaction can be used to make ethyl isocyanide?
Amines
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Solution:
Correct answer is (b) $CH _{3} CH _{2} Br + AgCN \longrightarrow$Correct answer is (c) $CH _{3} CH _{2}- NH - \underset{\overset{||}{O}}{C} - H \xrightarrow{ POCl _{3}}$Correct answer is (d) $CH _{3} CH _{2} NH _{2}+ CHCl _{3} \xrightarrow [\Delta]{ KOH }$
Questions from Amines
3. Which one of the following is not a primary amine?
KEAM 2012
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
Thermodynamics
4. 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
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
7. In water saturated air the mole fraction of water vapour is $0.02$. If the total pressure of the saturated air is $1.2\, atm$, the partial pressure of dry air is :
NEET 2019
Solutions
9. One atom of an element weighs $ 1.8\times 10^{-22}g$ . Its atomic mass is
Manipal 2009
Some Basic Concepts of Chemistry
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