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Chemistry; Ch. 4
Crystal Cathedral High School Sophomores (Semester 1; Ms. Rose)
Question | Answer |
---|---|
Salt | Brittle white solid, used to flavor things. |
Sodium | Shine, silver/white soft solid. Stored under oil, reactive with air, water vapor, and water. |
Chlorine | Pale green poisonous gas, most reactive element, slightly soluble. |
Carbon Dioxide | Colorless, odorless, solid-dry ice; weak conductor of electricity, soluble in water, created by burning carbon. |
Carbon At RT | Unreactive, higher temperature-reactive, four bonds. In all living things. |
Oxygen | Colorless, tasteless, odorless gas, reacts with air- oxidation, combustion. |
Water | Covers 70% of earth and the human body's mass, the only naturally occuring compound in nature in all three states, used in photosynthesis, stable, universal solvent. |
Hydrogen | Lightest of all elements, odorless, tasteless, colorless, most abundant. |
Noble Gas Configuration | 8 Valence Electrons; don't react- STABLE. |
Octet Rule | Elements WANTS a noble gas configuration- 8 Valence Electrons. |