Chapter 7 – Equilibrium
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A 1 litre solution containing NH4Cl and NH4OH has hydroxide ion ion concentration of 10^−6) mol/litre. Which of the following hydroxides could be precipitated when the solution is added to 1 litre solution of 0.1 M metal ions? (I) Ba(OH)2(Ksp=5×10^−3) , (II) Ni(OH)2(Ksp=1.6×10^−16) (III) Mn(OH)2(Ksp=2×10^−13) , (IV) Fe(OH)2(Ksp=8×10^−16)
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Nov
A 1 litre solution containing NH4Cl and NH4OH has hydroxide ion ion concentration of 10^−6) mol/litre. Which of the following hydroxides could be precipitated when the solution is added to 1 litre solution of 0.1 M metal ions? (I) Ba(OH)2(Ksp=5×10^−3) , (II) Ni(OH)2(Ksp=1.6×10^−16) (III) Mn(OH)2(Ksp=2×10^−13) , (IV) Fe(OH)2(Ksp=8×10^−16) Bromothymol blue is an indicator with a [...]
When equal volumes of the following solutions are mixed precipitation of AgCl(Ksp = 1.8 × 10^−10) will occur with
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Nov
When equal volumes of the following solutions are mixed precipitation of AgCl(Ksp = 1.8 × 10^−10) will occur with When equal volumes of the following solutions are mixed precipitation of AgCl(Ksp = 1.8 × 10^−10) will occur with November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 [...]
In which of the following cases is the solution of AgCl unsaturated?
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Nov
In which of the following cases is the solution of AgCl unsaturated? In which of the following cases is the solution of AgCl unsaturated? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N Awasthi Physical Chemistry ,
Bromothymol blue is an indicator with a Ka value of 6×10^−5. What % of this indicator is in its basic form at a pH of 5 ?
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Nov
Bromothymol blue is an indicator with a Ka value of 6×10^−5. What % of this indicator is in its basic form at a pH of 5 ? Bromothymol blue is an indicator with a Ka value of 6×10^−5. What % of this indicator is in its basic form at a pH of 5 ? November [...]
The best indicator for detection of end point in titration of a weak acid and a strong base is
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Nov
The best indicator for detection of end point in titration of a weak acid and a strong base is The best indicator for detection of end point in titration of a weak acid and a strong base is November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 [...]
When 100 mL of 0.1 M NaCN solution is titrated with 0.1 M HCl solution the variation of pH of solution with volume of HCl added will be :
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Nov
When 100 mL of 0.1 M NaCN solution is titrated with 0.1 M HCl solution the variation of pH of solution with volume of HCl added will be : When 100 mL of 0.1 M NaCN solution is titrated with 0.1 M HCl solution the variation of pH of solution with volume of HCl added [...]
The pH of the resultant solution of 20 mL of 0.1 M H2PO4 and 20 mL of 0.1 M Na3PO4 is:
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Nov
The pH of the resultant solution of 20 mL of 0.1 M H2PO4 and 20 mL of 0.1 M Na3PO4 is: The pH of the resultant solution of 20 mL of 0.1 M H2PO4 and 20 mL of 0.1 M Na3PO4 is: November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level [...]
which one of the following curves represents the graph of pH during titration of NaOH and HCl (aq).?
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Nov
which one of the following curves represents the graph of pH during titration of NaOH and HCl (aq).? which one of the following curves represents the graph of pH during titration of NaOH and HCl (aq).? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium [...]
The pH of a solution containing 0.4 M HCO−3 and 0.2 M CO2−3 is : [Ka1(H2CO3) = 4×10^−7, Ka2(HCO^−3) = 4 × 10^−11]
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Nov
The pH of a solution containing 0.4 M HCO−3 and 0.2 M CO2−3 is : [Ka1(H2CO3) = 4×10^−7, Ka2(HCO^−3) = 4 × 10^−11] Ka2(HCO^−3) = 4 × 10^−11] The pH of a solution containing 0.4 M HCO−3 and 0.2 M CO2−3 is : [Ka1(H2CO3) = 4×10^−7 November 17, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
An acidic buffer solution can be prepared by mixing the solution of
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Nov
An acidic buffer solution can be prepared by mixing the solution of An acidic buffer solution can be prepared by mixing the solution of November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 ,