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प्रश्न
Answer in one sentence:
Covalent bond is directional in nature. Justify.
उत्तर
Covalent bond is formed by the overlap of two half-filled atomic orbitals. The atomic orbitals are oriented in specific directions in space (except s-orbital which is spherical). Hence, covalent bond is directional in nature.
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संबंधित प्रश्न
Write Lewis symbols for the following atoms and ions: Al and Al3+.
Select and write the most appropriate alternatives from the given choices.
When the following bond types are listed in decreasing order of strength (strongest first). Which is the correct order?
Draw Lewis dot diagram for the following.
Hydrogen (H2)
Draw Lewis dot diagram for the following.
Water (H2O)
Draw Lewis dot diagram for the following.
Carbon dioxide (CO2)
Draw Lewis dot diagram for the following.
Methane (CH4)
Draw Lewis dot diagram for the following.
Lifthium Fluoride (LiF)
Draw Lewis electron dot structure of HF
Draw Lewis electron dot structure of C2H6
Draw Lewis electron dot structure of C2H4
Draw Lewis electron dot structure of SO2
Explain in brief with one example of coordinate bond
Which of the following molecules has a central atom with complete octet?
____________ is an example of molecule with expanded octet.
Which of the following is INCORRECT with respect to enthalpy?
In which of the following, the central atom does NOT have lone pair(s) of electrons?
Which of the following molecule does not obey octet rule?
Which of the following molecule does not obey octet rule?
Match the items given in Column I with examples given in Column II.
| Column I | Column II |
| (i) Hydrogen bond | (a) \[\ce{C}\] |
| (ii) Resonance | (b) \[\ce{LiF}\] |
| (iii) Ionic solid | (c) \[\ce{H2}\] |
| (iv) Covalent solid | (d) \[\ce{HF}\] |
| (e) \[\ce{O3}\] |
Assertion (A): Sodium chloride formed by the action of chlorine gas on sodium metal is a stable compound.
Reason (R): This is because sodium and chloride ions acquire octet in sodium chloride formation.
