Test
Untitled
Preguntas del test (4)
1If the relative mass of a neutron is 1 what is the mass of a proton?
- A1
- B1/2000
- C2
2Where in the atom is an electron found?
- AIn the nucleus
- BIn the shells
- CInside a neutron
3In the atomic structure what do Group 1 elements have in common?
- AThey each have 1 electron on their outer most shell.
- BThey are all very reactive.
- CThey only require 1 electron to gain a full outer shell
4What are the Group 7 elements called.
- AAlkaline Metals
- BNoble Gasses
- CThe Hallogens
Información
- Descripción
- Test sobre Untitled, creado por OJones el 18/05/2013.
- Autor
- OJones
- Idioma
- English
- Visitas
- 25
- Valoración
- Aún sin valoraciones Valora este test