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JEE Mains · Chemistry · STD 11 - 6.1. Equilibrium - 1 (chemical Equilibrium)

\(\left[ Cu \left( NH _{3}\right)_{4}\right]^{2+}\) का पदों में विरचन नीचे दिया है: \(Cu ^{2+}+ NH _{3} \stackrel{ K _{1}}{\rightleftharpoons}\left[ Cu \left( NH _{3}\right)\right]^{2+}\) \(\left[ Cu \left( NH _{3}\right)\right]^{2+}+ NH _{3} \stackrel{ K _{2}}{\rightleftharpoons}\left[ Cu \left( NH _{3}\right)_{2}\right]^{2+}\) \(\left[ Cu \left( NH _{3}\right)_{2}\right]^{2+}+ NH _{3} \stackrel{ K _{3}}{\rightleftharpoons}\left[ Cu \left( NH _{3}\right)_{3}\right]^{2+}\) \(\left[ Cu \left( NH _{3}\right)_{3}\right]^{2+}+ NH _{3} \stackrel{ K _{4}}{\rightleftharpoons}\left[ Cu \left( NH _{3}\right)_{4}\right]^{2+}\) स्थायित्व रिथरांकों \(K _{1}, K _{2}, K _{3}\) तथा \(K _{4}\) के मान क्रमशः \(10^{4}, 1.58 \times 10^{3}, 5 \times 10^{2}\) तथा \(10^{2}\) हैं। \(\left[ Cu \left( NH _{3}\right)_{4}\right]^{2+}\) के विघटन के लिए सम्पूर्ण साम्य स्थिरांक \(x \times 10^{-12}\) है। \(x\) का मान है................ (पूर्णांक उत्तर)

  1. A \(3\)
  2. B \(1\)
  3. C \(5\)
  4. D \(7\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(1\)

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Detailed explanation

\(Cu ^{2+}+ NH _{3} \stackrel{ K _{1}}{\rightleftharpoons}\left[ Cu \left( NH _{3}\right)\right]^{2+}\) \(\left[ Cu \left( NH _{3}\right)\right]^{2+}+ NH _{3} \stackrel{ K ,}{\rightleftharpoons}\left[ Cu \left( NH _{3}\right)_{2}\right]^{2+}\)…
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