Science

1. day-to-day law-law that states the physical & chemical properties of the brokers are diurnal functions of their nuclear numbers 2. group-column of chemical instalments in the day-after-day dishearten; family 3. family-column of sections in the fortnightly skirt; group 4. period-horizontal row of elements in the periodic dishearten 5. metal-element that is a good managing director of shake up & electricity, is shiny, has a spunky melting point, tends to lose electrons 6. gleam-shininess 7. ductile-able to be drawn into a minute wire 8. malleable-able to be hammered out into a this cerement 9. corrosion-gradual wearing away of a metal callable to a chemical reaction in which the metal element is changed into a metallic compound 10. nonmetal-element that is a poor conductor of heat & electricity, has a dull surface, low melting point, is toffee & breaks easy, and tends to light upon electrons 11. metalloid-element that has properties of both metals & nonm etals 12. alkali metal-member of element Family 1 that has 1 valency electron 13. alkaline earth metal- member of element Family 2 that has 2 valency electrons 14. change metal-element that has properties similar to another(prenominal) transition metals and to other metals but whose properties do not consort in with those of any other family 15. boron family-Family 13 of periodic dishearten; element has 3 valency electrons 16. carbon family- Family 14 of periodic table; element has 4 valence electrons 17. normality family- Family 15 of periodic table; element has 5 valence electrons 18.

type O family- Fa mily 14 of periodic table; element has 6 val! ence electrons 19. halogen family- Family 17 of periodic table; element has 7 valence electrons 20. noble gas- Family 18 of periodic table; element has 8 valence electrons and are extremely unreactive 21. rare-earth element-general designation for those elements in the lanthanoid & actinoid series 22. lanthanoid series-first row of rare-earth elements in the periodic table; soft, malleable metals that draw high luster & conductivity 23. actinoid series- If you want to take a skilful essay, order it on our website: OrderCustomPaper.com

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