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189Pcs Chemistry Organic Inorganic Molecular Structure Model Set 78 Atomics and 111 Bond Medical Model

189Pcs Chemistry Organic Inorganic Molecular Structure Model Set 78 Atomics and 111 Bond Medical Model

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Description:
This set includes 189 pieces of durable and fine quality plastic components, virtually indestructible, and come in a sturdy plastic case for storage.

Specification:
Model: zx-1032A 
Material: PP (atomic), LDPE (connection key), ABS (box)
 
Features:
The organic chemistry curriculum, the organic molecular structure model, stick type molecular structure model, can take a variety of common and more complex C, H, O, N, Br,I organic chemical molecular structure model, suitable for teaching and laboratory use.
- Suitable for junior high school students to study chemistry.
- Easy to understand the molecular structure of chemical.
- Training students' ability.

Package Included: Quantity
Atom
Type Holes  Color Diameter(mm)
H-Hydrogen 1 White 17 30
C-Carbon 2/180° Black 23 2
C-Carbon 3/120° Black 23 6
C-Carbon 4(109º28') Black 23 15
O-Oxygen 2/105° Red 23 6
N-Nitrogen 3/107° Sky Blue 23 3
N-Nitrogen 4/109°28 Sky Blue 23 4
S-Sulfur 4/109°28 Yellow 23 1
S-Sulfur 6/90° Yellow 23 1
Cl-Chlorine 1 Green 23 6
Br-Bromine 1 Brown 23 2
P-Phosphorus 5/120+90° Purple 23 1
Metal  1 Silver Grey 23 1
Bond -
Type Color Length(mm)
Short bond Gray 27 50
Double (triple) bond Flexible Purple 43 18
Long bond Transparent color 62 6
A single bond percentage Transparent color 10 30
Proportional double bond (triple bond) Gray 12 6
Remover Tool (Beige) 1

 
Package Included:
78 x Atoms
111 x Bonds
1  x Remover Tool
1  x Plastic Assortment Box
Total Quantity: 121