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The covalent radius (r(cov)) is defined ...

The covalent radius `(r_(cov))` is defined as the half-distance between the nuclei of two atoms of the same elecment joined in a________covalent bond

A

multiple

B

double

C

single

D

triple

Text Solution

Verified by Experts

The correct Answer is:
C
The covalent radius of an atom is taken as half of the distance between nuclei in homonuclear diatomic molecules such as `C1_(2)`.
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The van der Waals radius (r_(vdw)) is defined as the half-distance between the nuclei of two atoms of neighboring molecules in the____state.

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Ionic bond is defined as the electrostatic force of attraction holding the oppositely charged ions. Ionic compounds are mostly crystalline solid having high melting and boiling points, electrical conductivity in moleten state, solubility in water etc. Covalent bond is defined as the force which binds atoms of same or different elements by mutual sharing of electrons in a covalent bond. Covalent compounds are solids, liquids or gases. They have low melting and boiling points compounds. They are more soluble in non-polar solvents. The valence electrons are involved in formation of covalent bonds is /are called :

Ionic bond is defined as the electrostatic force of attraction holding the oppositely charged ions. Ionic compounds are mostly crystalline solid having high melting and boiling points, electrical conductivity in moleten state, solubility in water etc. Covalent bond is defined as the force which binds atoms of same or different elements by mutual sharing of electrons in a covalent bond. Covalent compounds are solids, liquids or gases. They have low melting and boiling points compounds. They are more soluble in non-polar solvents. Which of the following is arranged order of increasing boiling point ?

Ionic bond is defined as the electrostatic force of attraction holding the oppositely charged ions. Ionic compounds are mostly crystalline solid having high melting and boiling points, electrical conductivity in moleten state, solubility in water etc. Covalent bond is defined as the force which binds atoms of same or different elements by mutual sharing of electrons in a covalent bond. Covalent compounds are solids, liquids or gases. They have low melting and boiling points compounds. They are more soluble in non-polar solvents. The amount of energy released when one mole of ionic solid is formed by packing of gaseous ion is called :

R SHARMA-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN ELEMENTS-Follow-up Test
  1. For all practical purposes, the size of an individual atom cannot be u...

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  2. The internuclear distance between any two carbon atoms in diamond is 1...

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  3. The covalent radius (r(cov)) is defined as the half-distance between t...

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  4. There is no real boundary to an atom because the electrons can be defi...

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  5. The van der Waals radius (r(vdw)) is defined as the half-distance betw...

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  6. The concept of van der Waals radius is confined to

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  7. Metallic radius is usually not defined forelements.

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  8. Atomic radii can be measured by

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  9. Which of the following radius is not described for the element chlorin...

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  10. The magnitude of the does not depend upon the packing of the particles...

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  11. The internuclear distance between adjacent chlorine atoms of the two n...

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  12. Which of the noble gases can be described in terms of either covalent ...

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  13. Which of the following statements is not correct?

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  14. Which of the following radius is the largest?

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  15. Which of the followinf has the smallest atomic radius?

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  16. Which of the following pairs of elements have similar atpmic radii?

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  17. Which of the following has the largest atomic radius?

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  18. Which of the following statements is not correct?

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  19. Which of the following has the smallest ionic radius?

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  20. Sizes of the seond and third row transition elements are almost the sa...

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