Flashcards
definitions and extras
Cards in this deck (14)
- 1reatlative isotopic massthe mass of an atom of an isotope compared with 1/12th of the mass of an atom of carbon-12
- 2relative molecular massis the weighted mean mass of a molecule compared to 1/12th of the mass of an atom of carbon-12
- 3molecular formula•is the actual number of atoms of each element that is present
•we use it for simple compounds - 4group 1 metals•forms a M+ ion
•called the alkali metals - 5silverag+
- 6ammoniumNH4+
- 7group 2• form M2+ ions
• called the alkaline earth metals - 8copperCu2+
- 9cobaltCo2+
- 10zincZn2+
- 11leadPb2+
- 12group 3• form M3+ ions
- 13chromiumCr3+
- 14group 7• called the hallide ions
• form X- ions
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- Flashcards on definitions, created by krizzy_98 on 09/11/2015.
- Created by
- Karisma Hira
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