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प्रश्न
Define a coordinate bond and give the conditions for its formation.
उत्तर
Coordinate bond: The bond formed between two atoms by a pair of electrons, provided entirely by one of the combining atoms, is called a coordinate bond or dative bond.
Conditions for the formation of coordinate bond:
One of the two atoms must have at least one lone pair of electrons.
Another atom should be short of at least a lone pair of electrons.
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संबंधित प्रश्न
Identify the term/substance in the following:
The electrons present in the outermost shell of an atom.
Choose the most appropriate answer of the following:
Bonding in this molecule can be understood to involve coordinate bonding
(A) Carbon tetrachloride
(B) Hydrogen
(C) Hydrogen chloride
(D) Ammonium chloride
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
Choose the correct answer from the options given below:
A compound X consists of only molecules. Hence, X will have
A. A crystalline hard structure
B. A low melting point and low boiling point
C. An ionic bond
D. A strong force of attraction between its molecules
Why do atoms combine?
Choose the correct answer from the options given below
Which one is coordinate molecule?
Draw an electron dot diagram of a hydronium ion and label the lone pair of electrons.
What is the term defined below?
A bond formed by a shared pair of electrons with both electrons coming from the same atom.
Give suitable chemical terms for the bond formed by a shared pair of electrons with both electrons coming from the same atom.
Bonding in this molecule can be understood to involve coordinate bonding.
