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Analysis shows that nickel oxide has the...

Analysis shows that nickel oxide has the formula `Ni^(0.98) 0 ,1.00` , what fractions of nickel exist as `Ni^(2+) and Ni^(3+)` ions ?

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`0.04 , 0.96`
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AAKASH SERIES-SOLID STATE-EXERCISE 2.2
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  2. A metal crystallises in two phases, one as fcc and other as bcc with u...

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  3. Metallic chromium crystallises in bee lattice. The edge length of unit...

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  4. For a cubic lattice edge length of unit cell is 5A^(0) and density is ...

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  5. What is the ratio of lengths of face edge, face diagonal and body diag...

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  6. Which of the crystal structures has no symmetry elements? Why?

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  7. The interplanar distance in a crystal used for X - ray diffraction is ...

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  8. An alloy is made up of metals X and Y. Atoms of X are in ccp arrangeme...

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  9. An element crystallises in the fee lattice having edge length 400 pm. ...

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  10. In a compound AB, the ionic radii of A^(+) and B^(-) are 88 pm and 200...

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  11. Edge length of unit cell of KCI is 629 pm and density is 1.989 g cc^(...

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  12. Analysis shows that nickel oxide has the formula Ni^(0.98) 0 ,1.00 , w...

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  13. NH(4) X1 crystallises in bee lattice with edge length 383 pm. If the r...

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  14. Discuss the non-stoichiometric imperfections in crystalline solid subs...

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  15. During the crystallisation one fourth mole of Cu(2) CI(2) in molten st...

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  16. Solids containing F-centres are paramagnetic and coloured. Why?

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  17. Differentiate between intrinsic semiconductors and extrensic semicondu...

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  18. Explain different magnetic properties of solids. What happens when the...

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  19. Ferrites are ferrimagnetic substances. Substantiate.

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  20. Magnetically ordered solids transform to paramagnetic state upon heati...

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