Cochranes 分子模型，1KIT，Z184772-1KT，Sigma

General description

一个广泛的模型系统，提供 12 种塑料原子颜色的 15 种原子键合配置。 碳原子以九种构型表示：线性、三角形（五种角度变化）、四面体、八面体、三角-双锥体。型号有两种尺寸：轨道和迷你。备用原子中心和键合管可用于所有模型套件。

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Use this introductory structural chemistry set to build and study models of: sulphur, sodium chloride, diamond, graphite, metals, hydrocarbons, acids and bases, detergents, nylon, water and ice, amorphous structures. Suitable for a student, teacher, researcher or a small group sharing. Includes instructions/activity booklet.

Scale: 3 cm = 0.1 nanometer (1 A), Orbit

ATOMS:

• 1-prong: Hydrogen, white (91), Oxygen, red (5), Chlorine, green (4)
• 2-prong linear: Hydrogen, white (25)
• 2-prong 100°: Sulfur, yellow (9)
• 2-prong 110°: Oxygen, red (10)
• 3-prong 120°: Carbon, black (25), Nitrogen, blue (2)
• 4-prong tetrahedral: Carbon, black (50), Nitrogen, blue (4), Oxygen, red (20), Sulfur, yellow (2)
• 6-prong octahedral: Halogen, green (15), Metal, silver (15)
• 12-prong: Metal, silver (13), Orbit rigid mixed 10cm straws (1)

• Extra-thick, light grey, 3 cm (150)
• Rigid white, 5 cm (30)
• Very flexible white, 5 cm (4)