Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
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 |