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A solid compound XY has NaCl structure. if the radius of the cation is 100 pm , the radius of the anion will be - Chemistry

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प्रश्न

A solid compound XY has NaCl structure. if the radius of the cation is 100 pm, the radius of the anion will be

पर्याय

  • `(100/0.414)`

  • `(0.732/100)`

  • 100 × 0.414

  • `(0.414/100)`

MCQ

उत्तर

`(100/0.414)`

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पाठ 6: Solid State - Evaluation [पृष्ठ १९८]

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सामाचीर कलवी Chemistry - Volume 1 and 2 [English] Class 12 TN Board
पाठ 6 Solid State
Evaluation | Q 11. | पृष्ठ १९८

संबंधित प्रश्‍न

What is meant by the term 'coordination number'?


Calculate the number of atoms present in 2 gram of crystal which has face-centred cubic
(FCC) crystal lattice having edge length of 100 pm and density 10 gcm−3


In the complexes `[Fe(CN)_6]^(3-)` and `[pt(en) (H_2O)_2(NO_2 (Cl)^(2+)]``the respective oxidation numbers of central metal atoms are

1) +3 and +4

2) +6 and + 4

3) +6 and +3

4) +3 and + 3


i)

Consider the following cell reaction at 298 K: [3]
2Ag+ + Cd → 2Ag + Cd2+
The standard reduction potentials (E°) for Ag+/Ag and Cd2-/Cd are 0.80 V and -0.40 V respectively:
(1) Write the cell representation.
(2) What will be the emf of the cell if the concentration of Cd2+ is 0.1M and that of Ag+ is 0.2 M?
(3) Will the cell work spontaneously for the condition given in (2) above?

(ii)

What is a buffer solution? How is it prepared? Explain the buffer action of a basic buffer with a suitable example.


Complete the following statement by selecting the correct alternative from the choices given: 

In a face-centered cubic lattice, atom (A) occupies the comer positions and atom (B) occupies the face centre positions. If one atom of (B) is missing from one of the face-centered points, the formula of the compound is:


In a crystal of diamond: 

(i) How many carbon atoms are present per unit cell?
(ii) What type of lattice does diamond crystallize in?
(iii) How many carbon atoms surround each carbon atom?
(iv) How are they arranged?


The yellow colour in NaCl crystal is due to ____________.


The lattice site in a pure crystal cannot be occupied by ______.


AB crystallises in a body centred cubic lattice with edge length' a' equal to 387 pm The distance between two oppositely charged ions in the lattice is:


How many unit cells are present in a cube-shaped ideal crystal of NaCI of mass 1.00 g? [Atomic masses : Na = 23, Cl = 35.5)


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