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science222323
Flashcards do conjunto (12)
- 1a tiny particle with a negative charge. __________ orbit the nucleus of atoms or ions in shellselectron
- 2the very unreactive gases found in Group 0 of the periodic table. Their atoms have very stable electronic structuresNoble gases
- 3the mixture made by adding a soluble substance to wateraqueous solution
- 4the very small and dense central part of an atom that contains protons and neutronsnucleus
- 5the number of protons (which equals the number of electrons) in an atom. It is sometimes called the proton numberatomic number
- 6a dense particle found in the nucleus of an atom. It is electrically neutral, carrying no chargeneutron
- 7element from the central block of the periodic tabletransition element
- 8the elements found in Group 7 of the periodic tablehalogens
- 9elements in Group 1 of the periodic tablealkali metal
- 10the process whereby small amounts of dissolved substances are separated by running a solvent along a material such as absorbent paperchromatography
- 11a substance made when two or more elements are chemically bonded togethercompound
- 12a substance made up of only one type of atom. An element cannot be broken down chemically into any simpler substance
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- FlashCards sobre science222323, criado por Epic_dragonball 786 em 02-10-2019.
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