Download App

Amines — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryAmines5 Marks
Question
Explain the electrophilic substitution reactions of amine.
✓

Answer

SELF

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "5 Marks Questions" from Amines→Amines — all question types→Chemistry STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Explain in detail the changing oxidation states of the elements of d group (transition elements) in the context of 3d series.
→
Explain relationship between $E _{\text {cell }}^{\circ}$ and equilibrium constant with the help of Nernst equation.
→
Explain the various methods of determining the order of a reaction.
→
Match the items of Column I and Column II on the basis of data given below:
$\text{E}^{\ominus}_{\text{F}_2/\text{F}^-}=2.87\text{V},\text{ E}^{\ominus}_{\text{Li}^+/\text{Li}}=-3.5\text{V},\text {E}^{\ominus}_{\text{Au}^{3+}/\text{Au}}=1.4\text{V},\text{ E}^{\ominus}_{ \text{Br}_2/\text{Br}^-}=1.09\text{V}$
 
Column I
 
Column II
i.
F2
a.
Metal is the strongest reducing agent.
ii.
Li
b.
Metal ion which is the weakest oxidising agent.
iii.
Au3+
c.
Non metal which is the best oxidising agent.
iv.
Br-
d.
Unreactive metal.
v.
Au
e.
Anion that can be oxidised by Au3+
vi.
Li+
f.
Anion which is the weakest reducing agent.
vii.
F-
g.
Metal ion which is an oxidising agent.
→
Answer the following question:
Calculate the molality of a sulphuric acid solution in which the mole fraction of water is 0.85.
→
Explain the general methods of preparation of amines.
→
Explain the relationship between $\Delta G$ and $E _{\text {cell }}^{\circ}$ with the help of an example.
→
  1. What is meant by:
  1. Colligative properties.
  2. Molality of a solution.
  1. What concentration of nitrogen should be present in a glass of water at room temperature? Assume a temperature of 25°C, a total pressure of 1 atmosphere and mole fraction of nitrogen in air of 0.78. [KH for nitrogen = 8.42 x 10–7 M/mm Hg].
→
Explain the cyclic structure of glucose.
→
Explain the general characteristics of actinoids in the following terms:
(i) Physical properties
(ii) Chemical reactivity
(iii) Magnetic properties
(iv) Ionization enthalpy.
→