Flashcards
Sem título
Flashcards do conjunto (14)
- 1what are metals in the middle of the periodic table calledtransition metals
- 2what charge do electrons havenegative
- 3what charge do neutrons haveneutral
- 4what charge do protons havepositive
- 5where is the nucleus of a atomin the middle of the atom
- 6what is inside the nucleus of atomprotons and neutrons
- 7what elements are in group 0nobel gasses
- 8what elements are in group 1alkaline metals
- 9what is the difference between isotopesthey have extra neutron
- 10what is the weight of a electron1/2000
- 11what circles around the nucleuselectrons
- 12what is the weight of a proton1
- 13what is the weight of a neutron1
- 14—
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- FlashCards sobre Sem título, criado por darth vader em 29-06-2017.
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- darth vader
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