Molocules Flashcards
Molecules
2 or more atoms held together with a bound
Chemical bond
Connection between atoms
Model
Representation
Atomic composition
Quantity of Atoms in molecules
Chemical structure
Specific way atoms are arranged
Extended Structure
Atoms in constant ratio and repeating pattern
Crystal
3D patterned molecules
Polymer
Chain patterned molecules
Glucose and fructose both have the same atomic composition. What might be the main difference?
Structure
Difference between polymers and crystals.
Crystals- 3D pattern molecules or atoms
Polymers- chain structure only molecules
What’s an element?
A substance that cannot be broken down
What is an atom?
The smallest unit of an element
What is a molecule?
2 or more atoms held together by chemical bonds
Model of a molecule
Sticks= bonds Beads=atoms
Can you have different crystals made of the same atom
Yes