Test
The Atom
Preguntas del test (5)
1What is an atom?
- AThe smallest unit of matter that can not participate in an ordinary reaction.
- BThe smallest unit of matter that can participate in ordinary chemical reactions.
- CThe largest unit of matter.
2Valence electrons are electrons found in the inner most energy shell of an atom.
- AVerdadero
- BFalso
3What is an ion?
- AAn ion is a charged particle
- Ban atom that has the same proton numbers but different mass numbers.
4mass number is the number of protons plus the number of neutrons.
- AVerdadero
- BFalso
5The total charge of an ion is positive.
- AVerdadero
- BFalso
Información
- Descripción
- Test sobre The Atom, creado por doctor-who-fan-girl el 12/06/2014.
- Autor
- doctor-who-fan-girl
- Idioma
- English
- Visitas
- 13
- Valoración
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