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15 Cards in this Set

  • Front
  • Back

Molecules are held together by...

Covalent Bonds

True or False


Ionic Compounds DO NOT form molecules

True

The oxidation number is...

The number of electrons involved in a chemical bond

When elements form a molecule,what is TRUE about the oxidation numbers of the atoms in the molecule?

The oxidation number electrical charge can gain,lose,or share an electron

True or False


ALL oxidation numbers from the same molecule must be negative(-).

False

Define Protein and what it does?

Protein is a group of very large molecules made of carbon,hydrogen,oxygen,nitrogen,and sometimes sulfur


Proteins,or hemoglobin in our blood carries oxygen to your cells

Explain why life is often referred to as 'carbon-based.'

Because we live and breath carbon everywhere

What are the four groups of carbon compounds found in living things?

Carbon


Oxygen


Nitrogen


Hydrogen

You may or may not know the saying,"you are what you eat"


Explain what this statement means.

Because if you eat a lot and you don't gain any weight you have a high metabolism

What is the difference between saturated and unsaturated fat?

Saturated Fat is a fat in which the carbon atoms are surrounded by as many hydrogen atoms as possible


Unsaturated Fat is a fat that has fewer hydrogen atoms because double bonds exist among some of the carbon atoms

What are the simple units that make up proteins?

Carbon


Hydrogen


Oxygen


Nitrogen


Sometimes Sulfur

Why are enzymes so important to living things?

Proteins that cells use to speed up chemical reactions in living things

What do all organic molecules have in common?

They deal with organic chemistry

How do sugars break down so slow in your body?

Sugars break down slowly in our bodies because starches are large molecules of long chains of glucose

Define the difference between chemical formula and chemical bond?

Chemical Bond is a chemical bond formed by atoms that are sharing one or more electrons


Chemical Formula represents of a compound that includes the symbols and ratios of atoms of each element in the compound