Test
Chemistry!
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Preguntas del test (18)
1What is in the middle of an atom
- AProtons
- BElectrons
- CNucleus
2What does the nucleus contain
- AProtons and neutrons
- BElectrons
- CElectrons and protons
3What charge do protons have
- ANegative
- BPositive
4What charge do neutrons have
- ANegative
- BNo charge
5What charge does the nucleus have overall
- ANegative
- BPositive
- CNo charge
6What moves around the nucleus
- AElectrons
- BProtons and neutrons
7What charge do atoms have overall
- ANegative
- BPositive
- CNo charge
8What is always equal in an atom
- AThe protons and neutrons
- BElectrons and protons
9What decides what type of atom it is
- ANeutrons
- BProtons
10What's is called if something only contains one type of atom
- AAn element
- BAn atom
11What do elements in the same group have in common
- AThe same number of electrons in their outer shell
- BThe same number of protons and neutrons
12What group is unreactive
- AGroup 1
- BGroup 5
- CGroup 0
13What is the top number and what is the bottom number
- ATop- atomic number
Bottom- mass number - BTop- mass number
Bottom- atomic number
- ATop- atomic number
14What is the mass number?
- ATotal number of protons and neutrons
- BNumber of protons which also tells you the number of electrons
15What is it called when atoms join together
- ACompounds
- BElements
16What are the two types of bonding
- AConvalent and ionic
- BElectronic and protonic
17What does the small 2 mean ---> Ca (OH) 2
- AEverything before it is x2
- BEverything in the bracket is x2
18What is limestone often formed from
- AEgg shells
- BSea shells
Información
- Descripción
- Test sobre Chemistry!, creado por smileysummer98 el 28/04/2013.
- Autor
- smileysummer98
- Idioma
- English
- Visitas
- 25
- Valoración
- Aún sin valoraciones Valora este test