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- Molecular Model Set - Zinc Sulphide
Material : PS / PE
HSN Code : 90230010
Polylab presents top rated and best Molecular Model Set – Zinc Sulphide, designed to provide a clear and practical understanding of the crystal structure and bonding pattern of ZnS in solid-state chemistry. This educational model helps learners visualize how zinc and sulphur ions are arranged in a structured lattice, forming a stable crystalline compound.
As trusted manufacturers and suppliers, Polylab focuses on creating high-quality scientific teaching aids that improve conceptual learning. The Zinc Sulphide model set accurately demonstrates tetrahedral coordination, helping students understand ionic arrangement and structural geometry in an easy-to-grasp format.
Manufactured using durable and precision-molded components, the Polylab Zinc Sulphide Model Set ensures reliable performance in academic environments. Its well-designed structure allows smooth assembly and clear representation of atomic positioning within the crystal lattice.
Code | Particulars | Packing |
|---|---|---|
58036 | Zinc Sulphide | 1 Pc |
Recognized among the best manufacturers and suppliers, Polylab continues to offer innovative educational solutions for chemistry learning. This model set is ideal for studying solid-state structures and enhancing visualization of complex inorganic compounds.
Chemistry Education : Used for teaching crystal structures and coordination compounds.
Classroom Demonstrations : Helps visualize ZnS ionic arrangement effectively.
Student Learning : Supports hands-on understanding of solid-state chemistry.
Laboratory Teaching : Useful for modeling inorganic structures.
Academic Training : Ideal for conceptual clarity in advanced chemistry topics.
Crystal Structure Representation : Clearly demonstrates the ZnS lattice arrangement in 3D form.
Tetrahedral Coordination Model : Shows correct spatial arrangement of zinc and sulphur atoms.
Durable Learning Kit : Built for repeated classroom and laboratory use.
Easy Assembly Design : Simplified components for quick model construction.
Clear Structural Visualization : Enhances understanding of solid-state chemistry concepts.
Consistent Product Quality : Manufactured under strict standards for accurate results.
Wide Academic Acceptance : Trusted by schools, colleges, and institutions.
Precision Engineering : Ensures correct and clear structural representation.
Cost-Effective Learning Tool : Durable and reusable for long-term use.
Reliable Supply Network : Ensures timely availability and distribution.
This specialized set is the best because it accurately represents the tetrahedral coordination that characterizes zinc sulphide, an important II-VI semiconductor. The 22 Metal (IV) and 23 Sulphur (IV) atoms feature four holes each, allowing construction of both the cubic zinc blende structure and the hexagonal wurtzite structure. This dual capability demonstrates polymorphism—how the same compound can form different structures. By building these models, students gain the top rated understanding of how atomic arrangement determines semiconductor properties like band gap and optoelectronic behavior.
The IV configuration (four holes) on both atom types is specifically engineered to represent the tetrahedral coordination in zinc sulphide. Each zinc atom bonds to four sulphur atoms at the corners of a tetrahedron, and each sulphur atom similarly bonds to four zinc atoms. This mutual tetrahedral coordination is the defining feature of both zinc blende and wurtzite structures, and the four-hole design allows accurate representation of all bonds with the correct 109.5° angles.
Zinc sulphide crystallizes in two common polymorphs: zinc blende (also called sphalerite), which has a cubic structure similar to diamond but with alternating zinc and sulphur atoms; and wurtzite, which has a hexagonal structure. Both feature tetrahedral coordination of each atom by four of the other type. This set can build both structures, making it the best for demonstrating polymorphism.
The 22 metal and 23 sulphur atoms (45 total) provide near 1:1 stoichiometry for building a representative portion of the ZnS lattice. The slight excess of sulphur (23 vs 22 zinc) allows for proper lattice termination and clear demonstration of the structure. This quantity is carefully chosen to provide the best balance for constructing both polymorphs while maintaining model stability.
The set includes 70 Connectors, which is the optimal number for building stable zinc blende or wurtzite structures with 45 atoms. This quantity ensures all tetrahedral bonds can be properly represented, creating a rigid, self-supporting model ideal for visualization and study.
Both structures feature tetrahedral coordination of each atom, but they differ in the stacking sequence of atomic layers. Zinc blende has a cubic ABCABC stacking pattern, while wurtzite has a hexagonal ABAB stacking pattern. This set allows students to build both and see how the different stacking creates different overall symmetry while maintaining local tetrahedral coordination.
This zinc sulphide set is suitable for a wide range of educational levels. It is excellent for advanced undergraduate courses in inorganic chemistry, solid-state chemistry, and materials science. It is ideal for graduate-level studies in semiconductor physics and crystal chemistry. It is also valuable for researchers needing to visualize these structures. Its specialized focus makes it the best for in-depth study at advanced levels.
Zinc sulphide is an important II-VI semiconductor with a wide band gap, making it useful in optoelectronic devices. It is also one of the oldest known phosphors, used in cathode ray tubes, X-ray screens, and glow-in-the-dark materials. Understanding its structure is the best foundation for understanding its applications in LEDs, lasers, and display technologies.
The zinc blende structure is essentially the diamond structure but with alternating zinc and sulphur atoms instead of all carbons. Comparing this set with the diamond model set (58034) allows students to see how replacing one type of atom with two different atoms affects the structure and properties. This comparison is the best for understanding binary compound semiconductors.
The Molecular Model Set - Zinc Sulphide (Code 58036) is supplied individually, with one complete set per pack. Each set includes all 22 Metal (IV) atoms, 23 Sulphur (IV) atoms, and 70 Connectors, providing everything needed for comprehensive zinc sulphide crystal structure modeling in a single specialized package.
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