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Week 3 Physics 133

Stoichiometry. Week 3 Physics 133. LaO 0.5 F 0.5 BiS 2. Starting elements and compounds: La 2 O 3 La 2 F 3 La Bi 2 S 3 S. A (La 2 O 3 ) + B (La 2 F 3 ) + C (La) + D (Bi 2 S 3 ) + E (S)= LaO 0.5 F 0.5 BiS 2. System of equations: 2 A +2 B + C=1 3A=0.5 3B=0.5

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Week 3 Physics 133

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  1. Stoichiometry Week 3 Physics 133

  2. LaO0.5F0.5BiS2 Starting elements and compounds: La2O3 La2F3 La Bi2S3 S A(La2O3 ) + B(La2F3 ) + C(La) + D(Bi2S3 ) + E(S)= LaO0.5F0.5BiS2 System of equations: 2 A +2 B + C=1 3A=0.5 3B=0.5 2D=1 3D+E=2 C=1/3 A=1/6 B=1/6 D=1/2 E=1/2

  3. LaO0.5F0.5BiS2

  4. CeRhIn5 Starting compounds: CeRh In A(Ce) + B(Rh) + C(In) = CeRhIn5 Trivial system of equations! A=1 B=1 C=5

  5. CeRhIn5

  6. CaCu3Ru4O12 Starting compounds: CaCO3CuO RuO2 A(CaCO3) + B(CuO) + C(RuO2) = CaCu3Ru4O12 Extra materials : 1C + 2O A=1 B=3 C=4

  7. CaCu3Ru4O12

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