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The important source of phosphorus is ph...

The important source of phosphorus is phosphorite rocks which is mainly phosphates. The same chemical compound is also present in bones. What is the formula of the compound(s)

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Phosphorite `Ca_(3) (PO_(4))_(2)` and fluoroapatite `Ca_(5) (PO_(4))_(3)F`
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RESONANCE ENGLISH-NITROGEN & OXYGEN FAMILY-Exercise 1
  1. A particle placed 1.inside a uniform spherical shell of mass M, but ...

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  2. Which allotropic form of sulphur is thermodynamically stable at room t...

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  3. The important source of phosphorus is phosphorite rocks which is mainl...

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  4. Why is Bi(V) a stronger oxidant than Sb(V) ?

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  5. The equilibrium constant at 25^(@)C for the process: CO^(3+) (aq) +6...

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  6. A current of 2.0 A when passed for 5 hrs through a molten slat deposit...

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  7. Identify X and Y in the given reaction: S+NaOH rarr X+ Y + H(2)O

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  8. Identify X and Y in the given reaction: S+ KOH rarr X+Y+ H(2)O

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  9. Tellurium forms oxides of the formula TeO, TeO(2) and TeO(3). What is ...

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  10. If K(3)[Fe(CN)(6)] gets ionized completely in a solution, number of pa...

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  11. (a) Bond angle in PH(4)^(+) is higher than that in PH(3). Why? (b...

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  12. Write the oxyacids of the following {:("Oxide","Oxyacids"),(N(2)O(3)...

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  13. The pressure-volume of various thermodynamic process is shown in graph...

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  14. Write the oxyacids of the following oxides: (i) P(4)O(6) (ii) P(4)O(1...

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  15. What happens when barium azide is heated ?

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  16. Which stable elements of 15^(th) and 16^(th) group do not react with w...

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  17. Chemiluminescence is a phenomenon in which on element glows in dark wh...

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  18. Write the oxyacids of the following oxides: (i) SO(2) (ii) SO(3)

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  19. When nitrogen dioxide gas is bubbled through water it produces

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  20. Write balanced equation when NH(3) is dissolved in water.

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