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An element which can exist an a positive...

An element which can exist an a positive ion in acidic solution and also as a negative ion in basic solution is said to be…………. .

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VMC MODULES ENGLISH-IONIC EQUILIBRIUM-JEE ADVANCED( ARCHIVE )
  1. A certain weak acid has a dissociation constant 10 xx 10^(-4) . The eq...

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  2. A certain buffer solution contains equal concentartion of X^(Theta) an...

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  3. An element which can exist an a positive ion in acidic solution and al...

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  4. The following species are in increasing order of their acidic property...

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  5. The compound that is not a Lewis acids is

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  6. The conjugate base of NH(2)^(-) is

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  7. The concentration of hydrogen ions in a 0.2M solution of formic acid i...

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  8. The solubility of sodium hydroxide increases with increase of temperat...

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  9. The solubility of Mg( OH)2 in pure water is 9.57 xx 10 ^(-3) g L^(-...

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  10. What is the pH of the solution when 0.20 mol of HCI is added to 1L of ...

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  11. Silver chloride is sparingly soluble in water because its lattice ener...

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  12. When equal volumes of the following solutions are mixed, the precipita...

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  13. The pK(a) of acety1 salicylic acid (aspirin) is 3.5. The pH of gastric...

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  14. How many moles of HCl will be required to preapare one litre of a buf...

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  15. Which of the following is the strongest acid?

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  16. Freshly prepared aluminium and magnesium hydroxides are stirred vigoro...

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  17. Among the following hydroxides, the one which has the lowest value of ...

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  18. What is the pH of 1M solution of acetic acid. To what volume one litre...

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  19. The solubility product of Ag(2)C(2)O(4) at 25^(@)C is 1.29 xx 10^(-11)...

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  20. A 40.0 mL solution of a weak base, BOH is titarted with 0.1N HCI solut...

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