Molecules Flashcards

1
Q

2 or more atoms held together with a chemical bond

A

Molecule

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2
Q

Connection between atoms

A

Chemical bond

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3
Q

Representation of an object

A

Model

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4
Q

Atoms that make up a molecule and the specific quantities

A

Atomic composition

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5
Q

The specific way the atoms are arranged

A

Chemical structure

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6
Q

Molecules whose atom occurs in a constant ratio to repeating patterns

A

Extended structure

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7
Q

Structure of molecules in a 3D pattern

A

Crystal

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8
Q

Structure of molecules with repeating chain pattern many

A

Polymer

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9
Q

Glucose and fructose both have an atomic composition of C6H12O6 but they are different molecules. What is most likely the major difference between them?

A

The chemical structure

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10
Q

List 2 differences between crystals and polymers

A

Crystal-molecules are in a 3D pattern
Can be a single type atom or molecules
Polymer-molecules are in a repeating chain pattern
Made of only molecules in chains

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11
Q

What is an element

A

A substance whose atoms have the same number of protons

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12
Q

What’s an atom

A

The basic unit of an element

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13
Q

What is a molecule

A

2 or more atoms held together with a chemical bond

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14
Q

When making molecule models what do the beads and sticks represent

A

Beads-atoms
Sticks-chemical bonds

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15
Q

Can you have 2 different crystals that are made of the same atom

A

Yes crystals can change with a change in temperature and pressure

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16
Q

C3H4 has how many elements and atoms

A

2 elements 7 atoms