Download App

PART - 1 CH - 4 Chemical Bonding and Molecular Structure — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistryPART - 1 CH - 4 Chemical Bonding and Molecular Structure5 Marks
Question
What is Lewis point structure? Explain the rules of writing this with examples.
✓

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 PART - 1 CH - 4 Chemical Bonding and Molecular Structure→PART - 1 CH - 4 Chemical Bonding and Molecular Structure — all question types→Chemistry STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Explain the half reaction method (ionelectron method) to balance the redox reaction with example.
→
Which out of NH3 and NF3 has higher dipole moment and why?
→
Explain the principle of paper chromatography.
→
0.2325g of an organic compound was analysed for nitrogen by Duma's method 0.0317L of moist nitrogen was collected at 25°C and 755.8mm pressure. Calculate the percentage of nitrogen. [Aq. tension of water at 25°C is 23.8mm Hg.)
→
Why is benzene extra ordinarily stable though it contains three double bonds?
→
Among the second period elements the actual ionization enthalpies are in the order Li < B < Be < C < O < N < F < Ne.Explain why,

  1. Be has higher $\Delta_{\text{t}}\text{H}$ than B

  2. O has lower $\Delta_{\text{t}}\text{H}$  than N and F?

→
What is meant by hybridisation of atomic orbitals? Describe the shapes of sp, sp2 , sp3 hybrid orbitals.
→
Following results are observed when sodium metal is irradiated with different wavelengths. Calculate (a) threshold wavelength and (b) Planck's constant.
$\lambda( nm )$500450400
$v \times 10^{-8}\left(cm s ^{-1}\right)$2.554.355.35
→
In a system compressing of A, B, C
$\text{A}(\text{s})\rightleftharpoons2\text{B}(\text{g})+3\text{C}(\text{g})$
It conc. of 'C' is increased by factor of 2, what will be the equilibrium concentration of 'B' with respect to its original value.
→
Write correctly the balanced equations for the following redox reactions using half reactions.

  1. H2S+ Fe3+ → Fe2+ + S + H+ 
  2. I + $\text{IO}^-_3$ + H+ → I2 + H2O 
  3. Bi(s)+ $\text{NO}_3^-$ + H+ → NO2 + Bi3+ + H2O
  4. I- + O2(g) + H2O → I2 + OH-

State what is oxidised to what and what is reduced to what in the reactions expressed by the equations?

→