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How H(3)PO(3) is diprotic acid?...

How `H_(3)PO_(3)` is diprotic acid?

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H_3PO_3 is diprotic acid. Explain.

Given reason: H_3PO_4 is triprotic acid but H_3PO_3 is diprotic acid. Why?

STATEMENT-1: 0.1 MH_(3)PO_(3) (aq) solution has normality equal to 0.3 N when completely reacted with NaOH. STATEMENT-2 : H_(3)PO_(3) is a dibasic acid.

H_(3)PO_(4) is a weak triprotic acid, approximate pH 0.1 M NaHPO_(4) (aq.) is calculated by:

Carbonic acid (H_(2)CO_(3)), a diprotic acid has K_(a1)=4.0xx10^(-7) and K_(a2)=7.0xx10^(-11). What is the [CO_(3)^(2-)] of a 0.025 M solution of carbonic acid?

Is H_(3)BO_(3) a tribasic acid ?

Explain why orthophosphorus acid, H_3 PO_3 is diprotic .

STATEMENT-1 : In the given reaction, NaOH+H_(3)PO_(4)rarr NaH_(2)PO_(4)+H_(2)O equivalent mass of H_(3)PO_(4) is M//3 STATEMENT-2 : H_(3)PO_(4) is tribasic acid.

H_3PO_4 is triprotic acid. Explain.

Equivalent weight of H_(3)PO_(2) when it disproportionates into PH_(3) and H_(3)PO_(3) is (mol.wt. of H_(3)PO_(2)=M )

MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. How H(3)PO(3) is diprotic acid?

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  2. Which of the two NH3 and PH3 is more basic and why ?

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  3. How many significant figures are present in 4.01 × 10*2

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  4. Which of these is not a tree?

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  5. Which of the two NH3 and PH3 is soluble in water and why?

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  6. Arrange H(2)O, NH(3) " and "CH4 in the decreasing order of bond angle.

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  7. The cost of table salt (NaCl) is Rs 2 per Kg. Calculate the cost per m...

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  8. Give an example of compounds in which the oxidation state of nitrogen ...

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  9. Give an example of compounds in which the oxidation state of nitrogen ...

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  10. Give an example of compounds in which the oxidation state of nitrogen ...

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  11. What does the abbreviation T.N .T. stand for ?

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  12. What is laughing gas ? How is it prepared ?

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  13. Which plants mostly help in nitrogen fixing ?

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  14. Write the formula of the compound formed during ring test of nitrate ....

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  15. Name the oxide of nitrogen Which is blue solid ?

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  16. Name three oxoacids of nitrogen.

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  17. Which oxide of nitrogen is produced by heating lead nitrate ?

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  18. Give one example each of oxyacid of P having the oxidation state +4 .

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  19. What is the chemical formula of laughing gas ? How is it prepared ?

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  20. Among the hydrides of group 15, predict the hydride having most basic ...

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  21. Among the hydrides of group 15, predict the hydride having highest the...

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