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In the ring test for identification of n...

In the ring test for identification of nitrate ion, what is the formula of the compound responsible for the brown ring formed at the interface of the two liquids ?

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The formula of the compound respondible for brown ring in the ring test for identification of nitrate ion is :
`[Fe(H_(2)O)_(5)NO]^(2+) SO_(4)^(2-)`, Pentaaquanitrosoniumiron (I) sulphate
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PRADEEP-P-BLOCK ELEMENTS -VERY SHORT ANSWER QUESTIONS
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  2. Complete the equation : [Fe(H(2)O)(6)]^(2+) + NO rarr

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  3. In the ring test for identification of nitrate ion, what is the formul...

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  4. Important allotropic forms of phosphorus are white phosphorus, red pho...

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  5. Write the chemical equation for the following : Ca(3)(PO(4))(2) + Si...

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  6. Why is white phosphorus kept under water ?

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  7. How will you obtain phosphine from phosphorus ?

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  8. On being slowly passed through water, PH(3) forms bubbles but NH(3) di...

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  9. Give the chemical equation for the reaction the occurs between iron an...

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  10. What happens when PCl(5) is heated ?

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  11. Why is PCl(5) more covalent than PCl(3) ?

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  12. Why does PCl(5) fume in moisture ?

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  13. Complete the following reactions : (i) P(4) + SOCl(2) rarr (ii) CH...

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  14. Suggest a method for the laboratory preparation of DCl. Write a balan...

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  15. What is the oxidation number of phosphorus in H(3)PO(2) molecule ?

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  16. What should be the order of acidic strength in the series H(3)PO(4), H...

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  17. Why does H(3)PO(3) act as a reducing agent but H(3)PO(4) does not ?

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  18. Why does orthophosphoric acid exist as a syrupy liquid ?

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  19. How is pyrophosphoric acid related to orthophosphoric acid ?

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  20. Why are the group 16 element called chalcogens ?

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