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ID number:484376
 
Evaluation:
Published: 01.04.2004.
Language: English
Level: Secondary school
Literature: n/a
References: Not used
Extract

*Note: These notes were used as part of my biology, and are meant to provide an overview of organic chemistry and biochemistry at a 10th grade level.
1. Explain the structure of an atom.
The nucleus is the center of the atom. In the nucleus are protons (+) and neutrons (no charge). Electrons (-) revolve in shells around the nucleus.
2. Differentiate between elements and compounds.
Elements are substances that cannot be broken down any further. Compounds are 2 atoms that are bonded together.
3. What are the two types of bonds? How do they differ?
The two types of bonds are ionic and covale…

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