2K₃PO₄ + 3ZnCl₂ = Zn₃(PO₄)₂↓ + 6KCl
6K⁺ + 2PO₄³⁻ + 3Zn²⁺ + 6Cl⁻ = Zn₃(PO₄)₂↓ + 6K⁺ + 6Cl⁻
3Zn²⁺ + 2PO₄³⁻ = Zn₃(PO₄)₂↓
2Na₃PO₄ + 3Zn(NO₃)₂ = Zn₃(PO₄)₂↓ + 6NaNO₃
6Na⁺ + 2PO₄³⁻ + 3Zn²⁺ + 6NO₃⁻ = Zn₃(PO₄)₂↓ + 6Na⁺ + 6NO₃⁻
Co(NO₃)₂ + Na₂S = 2NaNO₃ + CoS↓
Co²⁺ + 2NO₃⁻ + 2Na⁺ + S²⁻ = 2Na⁺ + 2NO₃⁻ + CoS↓
Co²⁺ + S²⁻ = CoS↓
Co(NO₃)₂ + K₂S = 2KNO₃ + CoS↓
Co²⁺ + 2NO₃⁻ + 2K⁺ + S²⁻ = 2K⁺ + 2NO₃⁻ + CoS↓
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Verified answer
2K₃PO₄ + 3ZnCl₂ = Zn₃(PO₄)₂↓ + 6KCl
6K⁺ + 2PO₄³⁻ + 3Zn²⁺ + 6Cl⁻ = Zn₃(PO₄)₂↓ + 6K⁺ + 6Cl⁻
3Zn²⁺ + 2PO₄³⁻ = Zn₃(PO₄)₂↓
2Na₃PO₄ + 3Zn(NO₃)₂ = Zn₃(PO₄)₂↓ + 6NaNO₃
6Na⁺ + 2PO₄³⁻ + 3Zn²⁺ + 6NO₃⁻ = Zn₃(PO₄)₂↓ + 6Na⁺ + 6NO₃⁻
3Zn²⁺ + 2PO₄³⁻ = Zn₃(PO₄)₂↓
Co(NO₃)₂ + Na₂S = 2NaNO₃ + CoS↓
Co²⁺ + 2NO₃⁻ + 2Na⁺ + S²⁻ = 2Na⁺ + 2NO₃⁻ + CoS↓
Co²⁺ + S²⁻ = CoS↓
Co(NO₃)₂ + K₂S = 2KNO₃ + CoS↓
Co²⁺ + 2NO₃⁻ + 2K⁺ + S²⁻ = 2K⁺ + 2NO₃⁻ + CoS↓
Co²⁺ + S²⁻ = CoS↓