Flashcards
Yoonis Science
Flashcards do conjunto (20)
- 1how many elements are known to man118
- 2what do you call the vertical line in the periodic tablegroup
- 3what do you call the horizontal line in the periodic tableperiods
- 4what is the formula for electron shells2n squared
- 5what is the atomic numbernumber of protons in an atom
- 6what is mass numberthe number of protons and neutrons in an atom
- 7which is heavier proton or neutronneutron
- 8which is heavier proton or electronelectron
- 9how many electrons can fit in the 1st shell2
- 10how many electrons can fit in the 2nd shell8
- 11how many electrons can fit in the 3rd shell18
- 12how many electrons can fit in the 4th shell32
- 13what are the three types of bondingcovenant, metallic and ionic
- 14what is an atomthe building blocks of our world
- 15what makes up most of an atoms massnucleus
- 16what charge is a protonpositive
- 17what is a electrons chargenegative
- 18what is the charge of a nucleusneutral
- 19what are the parts of an atomproton, neutron and electron
- 20how many times is a proton heavier than a electron1800
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- FlashCards sobre Yoonis Science , criado por yoonis-shire em 11-05-2016.
- Criado por
- yoonis-shire
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