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What are conjugate acids and bases ? Sel...

What are conjugate acids and bases ? Select the conjugate acid-base pair from the following reactions:
`NH_3(aq) +H_2O(l)hArr NH_4^(+)(aq) +OH^(-)` (aq)
`HCN(aq) + H_2O(l) hArr H_3O^(+)(aq) +CN^(-) (aq)`

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`NH_3, NH_4^(+) , H_3O^(+) , OH^(-) , HCN, CN^(-) , H_2O , H_3O^+`
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MODERN PUBLICATION-EQUILIBRIUM-Revision Exercise ( short )
  1. Explain the following : (i) A chemical equilibrium is of dynamic na...

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  2. What quantiative information can you obtain from the value of the eq...

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  3. Derive a relation between ionization constant and degree of ionization...

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  4. The values of ionisation constants for some pairs of acids and bases a...

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  5. Explain ionic product of water . What is the effect of temperature on ...

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  6. What are conjugate acids and bases ? Select the conjugate acid-base pa...

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  7. Comment on the statement, "Even acidic solution contains OH ions and e...

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  8. What is meant by pH value of a solution ? What is pH of neutral soluti...

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  9. Give the conjugate acid of (i)CO3^(2-) , (ii)HCO3^- , (iii)I^- , (iv)H...

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  10. Give the conjugate base of (i)H2O , (ii)HNO3 , (iii)HI , (iv)NH4^+ , (...

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  11. All Arrhenius acids are Bronsted acids but all Arrhenius bases are not...

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  12. Explain ionic product of water . What is the effect of temperature on ...

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  13. Which of the following can act as Bronsted acid and which as Bronsted ...

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  14. Identify a species which is not a Bronsted acid but a Lewis acid:

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  15. Define solubility product.

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  16. COMMON ION EFFECT

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  17. Show that the degree of hydrolysis of a salt of weak acid and weak bas...

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  18. An aqueous solution of sodium carbonate is alkaline because sodium car...

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  19. Explain the following : (i) A chemical equilibrium is of dynamic na...

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  20. (a)The value of equilibrium constant for the reaction: H2(g) +I2(g) ...

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