Midwifery (Biochemistry) Quiz

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By weight 95% of the human body consists of
Carbon (C), Hydrogen (H), Oxygen (O), Nitrogen (N)
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What happens in an anabolic reaction
Larger molecules are made
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Which sub atomic particles interact during a chemical reaction
Electrons
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How many atoms is required to make a molecule?
2 or more
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An atom that does not have a full outermost (valency) shell it is not stable and will react with other atoms to full it's outer shell to become stable. This is called
Chemical Bonding
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Atoms that have gained or lost electrons carry an electrical charge called ions. E.g. Sodium loses an electron becoming a sodium ion (Na+). Chlorine gains an electron becoming Chloride Ion Cl-. ions of opposite charge attract each other. When ions are for
Ionic Bonding
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A _________ ____ forms when atoms share electrons to attain a full outermost shell and become stable
Covalent Bond
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Other cards in this set

Card 2

Front

What happens in an anabolic reaction

Back

Larger molecules are made

Card 3

Front

Which sub atomic particles interact during a chemical reaction

Back

Preview of the front of card 3

Card 4

Front

How many atoms is required to make a molecule?

Back

Preview of the front of card 4

Card 5

Front

An atom that does not have a full outermost (valency) shell it is not stable and will react with other atoms to full it's outer shell to become stable. This is called

Back

Preview of the front of card 5
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