Science Flashcards

1
Q

Glucose and fructose both have an atomic composition of C6 H12 O6 but they are different molecules, What is most likely the major difference between them.

A

Their chemical structure would be different.

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2
Q

List 2 differences between crystals and polymers.

A

The first difference is crystals are made of silicon and oxygen atoms but polymers are made of smaller repeating subunits and crystals are a solid and polymer is a liquid.

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3
Q

What is an element?

A

It is a square on the periodic table.

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4
Q

What is an atom?

A

The smallest unit of an element.

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5
Q

What is a molecule?

A

2 or more atoms held together with a chemical bond.

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6
Q

When making molecules models, What do the beads represent?

A

The beads represent atoms and the stick represent chemical bonds.

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7
Q

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

A

Yes, but the structure would be different.

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8
Q

C3 H4 has how many elements? Atoms?

A

It has two elements and seven atoms

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