Chapter 7 – Equilibrium
Sahay Sir > Question Answers > AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions > Chemistry > Chapter 7 - Equilibrium
Assertion : Sb (III) is not precipitated as sulphide when in its alkaline solution H2S is passed. Reason : The concentration of S2- ion in alkaline medium is inadequate for precipitation.
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Nov
Assertion : Sb (III) is not precipitated as sulphide when in its alkaline solution H2S is passed. Reason : The concentration of S2- ion in alkaline medium is inadequate for precipitation. Assertion : Sb (III) is not precipitated as sulphide when in its alkaline solution H2S is passed. Reason : The concentration of S2- ion [...]
Assertion: Addition of silver ions to a mixture of aqueous sodium chloride and sodium bromide solution will first precipitate AgBr rather than AgCl. Reason : Ksp of AgCl
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Nov
Assertion: Addition of silver ions to a mixture of aqueous sodium chloride and sodium bromide solution will first precipitate AgBr rather than AgCl. Reason : Ksp of AgCl Assertion: Addition of silver ions to a mixture of aqueous sodium chloride and sodium bromide solution will first precipitate AgBr rather than AgCl. Reason : Ksp of [...]
Assertion : Mixture of CH3COOH and CH3COONH4 is an example of acidic buffer. Reason : Acidic buffer contains equimolar mixture of weak acid and its salt with weak base.
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Nov
Assertion : Mixture of CH3COOH and CH3COONH4 is an example of acidic buffer. Reason : Acidic buffer contains equimolar mixture of weak acid and its salt with weak base. Assertion : Mixture of CH3COOH and CH3COONH4 is an example of acidic buffer. Reason : Acidic buffer contains equimolar mixture of weak acid and its salt [...]
Assertion : Sb2S3 is not soluble in yellow ammonium sulphide. Reason : The common ion effect due to S2- ions reduces the solubility of Sb2S3.
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Nov
Assertion : Sb2S3 is not soluble in yellow ammonium sulphide. Reason : The common ion effect due to S2- ions reduces the solubility of Sb2S3. Assertion : Sb2S3 is not soluble in yellow ammonium sulphide. Reason : The common ion effect due to S2- ions reduces the solubility of Sb2S3. November 16, 2020 Category: AIIMS [...]
Assertion: On mixing 500 mL of 10^−6M Ca^2+ ion and 500 mL of 10^−6 MF^−1 ion, the precipitate of CaF2 will be obtained. Ksp(CaF2=10^−18) Reason: If Ksp is greater than ionic product, a precipitate will develop.
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Nov
Assertion: On mixing 500 mL of 10^−6M Ca^2+ ion and 500 mL of 10^−6 MF^−1 ion, the precipitate of CaF2 will be obtained. Ksp(CaF2=10^−18) Reason: If Ksp is greater than ionic product, a precipitate will develop. a precipitate will develop. Assertion: On mixing 500 mL of 10^−6M Ca^2+ ion and 500 mL of 10^−6 MF^−1 [...]
Assertion : For the reaction N2(g)+3H2(g)⇔2NH3(g) Unit of Kc = L^2 mol^−2 Reason: For the reaction N2(g)+3H2(g)⇔2NH3(g) Equilibrium constant, Kc=[NH3]^2/[N2][H2]^3
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Nov
Assertion : For the reaction N2(g)+3H2(g)⇔2NH3(g) Unit of Kc = L^2 mol^−2 Reason: For the reaction N2(g)+3H2(g)⇔2NH3(g) Equilibrium constant, Kc=[NH3]^2/[N2][H2]^3 Assertion : For the reaction N2(g)+3H2(g)⇔2NH3(g) Unit of Kc = L^2 mol^−2 Reason: For the reaction N2(g)+3H2(g)⇔2NH3(g) Equilibrium constant Kc=[NH3]^2/[N2][H2]^3 November 16, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry [...]
Assertion: NaCl is precipitated when HCl gas is passed in a saturated solution of NaCl . Reason: HCl is strong acid.
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Nov
Assertion: NaCl is precipitated when HCl gas is passed in a saturated solution of NaCl . Reason: HCl is strong acid. Assertion: NaCl is precipitated when HCl gas is passed in a saturated solution of NaCl . Reason: HCl is strong acid. November 16, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics [...]
Assertion: For the reaction, 2NO(g)+O2(g)⇌2NO2(g), increase in pressure favours the formation of NO2 Reason: The reaction is exothermic.
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Nov
Assertion: For the reaction, 2NO(g)+O2(g)⇌2NO2(g), increase in pressure favours the formation of NO2 Reason: The reaction is exothermic. 2NO(g)+O2(g)⇌2NO2(g) Assertion: For the reaction increase in pressure favours the formation of NO2 Reason: The reaction is exothermic. November 16, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter [...]
Assertion (A) : Aqueous solution of ammonium carbonate is basic. Reason (R) : Acidic/basic nature of a salt solution of a salt of weak acid and weak base depends on Ka and Kb value of the acid and the base forming it.
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Nov
Assertion (A) : Aqueous solution of ammonium carbonate is basic. Reason (R) : Acidic/basic nature of a salt solution of a salt of weak acid and weak base depends on Ka and Kb value of the acid and the base forming it. Assertion: pH of HCl solution is less than that of acetic acid of [...]
Assertion (A): The ionisation of hydrogen sulphide in water is low in the presence of HCL. Reason (R) : H2s is a weak acid.
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Nov
Assertion (A): The ionisation of hydrogen sulphide in water is low in the presence of HCL. Reason (R) : H2s is a weak acid. Assertion (A): The ionisation of hydrogen sulphide in water is low in the presence of HCL. Reason (R) : H2s is a weak acid. November 16, 2020 Category: AIIMS Last 24 [...]