Question
For an amine RNH2, write the expression for Kb to indicate its strength.
✓
Answer
$\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \oplus\\\text{RNH}_2+\text{H}_2\text{O}\rightleftharpoons\text{RNH}_3+\text{OH}^-$
$\text{K}_\text{b}=\frac{\ \ \oplus\\ [\text{RNH}_3][\text{OH}^-]}{\text{[RNH}_2]}$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
What is absolute alcohol?
Show how would you synthesise the alcohols from appropriate alkene :
Complete synthesis by giving missing starting material, reagent or product :
Give the major products that are formed by heating the following ethers with HI.
$ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{|}\\\text{CH}_3-\text{CH}_2-\text{CH}-\text{CH}_2-\text{O}-\text{CH}_2-\text{CH}_3$
→$ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{|}\\\text{CH}_3-\text{CH}_2-\text{CH}-\text{CH}_2-\text{O}-\text{CH}_2-\text{CH}_3$
Why is the highest oxidation state of a metal exhibited in its oxide or fluoride only?
Why are carbohydrates called disaccharides?
What is meant by the following term? Give an example of the reaction in each case.
Acetal.
Three iron sheets have been coated separately with three metals A, B and C whose standard electrode potentials are given below.
Identify in which case rusting will take place faster when coating is damaged.
| Metal | A | B | C | Iron |
| E° | -0.46V | -0.66V | -0.20V | -0.44V |
Write structure of the compound whose IUPAC name are as follow :
Cyclohexylmethanol
Cyclohexylmethanol
Glass is assumed to be supercooled liquid. Why?