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Sin título
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Preguntas del test (13)
1Atoms are 10 x 10 to power minus 13
- AVerdadero
- BFalso
2Nucleus is in the middle of the atom
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3Nucleus contains protons and neutrons
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4Nucleus has a radius of 10 x 10 to power of minus 16
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5Nucleus have a pos charge bc of protons
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- BFalso
6Almost the whole mass of the atom is concentrated in the electron shells
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7Electrons move around the nucleus in the electron shells
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8Electrons are positively charged
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9The volume of their orbits determines the size of the atom
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10Electrons have a lot of mass
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11Atoms are neutral - no overall charge
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12The reason atoms are neutral is because they have the same number of protons and electrons
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13In an ion, the number of protons doesn't = the number of electrons - means an overall charge
- AVerdadero
- BFalso
Información
- Descripción
- Test sobre Sin título, creado por Quietly_ Extraordinary el 11/05/2018.
- Idioma
- English
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