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प्रश्न
By drawing an electron dot diagram, show the lone pair effect leading to the formation of ammonium ion from ammonia gas and hydrogen ion.
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उत्तर
NH3 has one lone pair of electrons which is donates to hydrogen atom forming a co-ordinate bond. The arrow represents a co-ordinate bond. The arrow points from donor to acceptor atom.
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संबंधित प्रश्न
Identify the anion present in the following compounds:
A salt M on treatment with concentrated sulphuric acid produces a gas which fumes in moist air and gives dense fumes with ammonia
Give a reason for Inert gases do not form ions.
Give two example in the following case:
Co-ordinate bond compounds
Why do atoms combine?
Give the conditions for coordinate bond formation.
Fill in the blank
Coordinate bond is also called __________bond.
What is a lone pair of electrons?
Draw an electron dot diagram of a hydronium ion and label the lone pair of electrons.
Give reason for the following:
Covalent compounds have a low melting and boiling point.
Identify the following:
A bond formed between two atoms by sharing of a pair of electrons, with both electrons being provided by the same atom.
