Flashcards
Atomic structure
Flashcards do conjunto (13)
- 1AtomSmallest indivisible part of an element
- 2Protons+1
Nucleus
1 - 3Neutrons0
Nucleus
1 - 4Electrons-1
Shells
1/1840 - 5Atoms are neutral because...They contain equal numbers of protons and electrons
- 6Electron arrangement2,8,8,18
- 7Atomic numberNumber of protons in the nucleus
Underneath the symbol - 8Mass numberNumber of protons + neutrons in the nucleus
- 9Group numberNumber of outer shell electrons
- 10PeriodNumber of shells
- 11IsotopeAn atom with the same number of protons but a different number of neutrons.
- 12Isotopes undergo the same chemical reactions because...They have the same electron arrangement
- 13Relative atomic mass(% of atom 1 x mass number of atom 1)
+
(% of atom 2 x mass number of atom 2)
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- GCSE Chemistry FlashCards sobre Atomic structure, criado por hazlitta em 25-05-2016.
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- hazlitta
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