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The following are some statements about ...

The following are some statements about the crystal lattice structure of sodium chloride i) If the corners of unit cell are occupied by Nation, the face edges are occupied by sodium ions ii) The ratio between radii of `Na^+` and `Cl^(-) ` ions is 0.93 iii) If the body centered ion of unit cell is `Na^+` face centered ion in it is `Cl^(-)` The correct combination is

A

only iii is correct

B

only ii is wrong

C

only i is wrong

D

all are wrong

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-CHEMICAL BONDING-OBJECTIVE EXERCISE-3
  1. For which of the following sets, all the compounds are ionic ?

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  2. The following are some statements about the crystal lattice structure ...

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  3. Which of the following pairs will form the most stable ionic bond?

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  4. Coordination number of cation is minimum in

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  5. The following are some statements about the characteristics of covalen...

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  6. Some statements about valence bond theory are given below (i) The st...

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  7. The following are some statements about the type of chemical bond pres...

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  8. Consider the following statements. The common features of the molecule...

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  9. Which of the following contains unpaired electrons ?

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  10. The formal charges on the three oxygen atoms in O3, molecule are

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  11. Which of the following when dissolved in water forms a solution which ...

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  12. i) The formation of a cation from a neutral atom is favoured by small ...

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  13. How many unit cells are present in a cube shaped ideal crystal of NaCl...

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  14. In the electronic structure of acetic acid there are

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  15. Octet rule is mostly violated in the compounds formed by

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  16. The following are some statements about hybridisation i) Pure orbitals...

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  17. The nodal plane in the -bond of ethene is located in

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  18. A square planar complex is formed by hybridisation of which of the fol...

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  19. Which of the following statements is incorrect for PCI5 ?

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  20. Using MO theory predict whcihof the following species has the shortest...

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