464672
Beschreibung
Quiz von jessicatam, aktualisiert more than 1 year ago
|
Erstellt von jessicatam
vor fast 11 Jahre
|
|
Frage 1
Frage
The nucleus ..
Antworten
-
is in the middle of the atom and contains protons and neutrons. It has a positive charge.
-
The total number of protons and neutrons.
Frage 2
Frage
Electrons ...
Antworten
-
...move around the nucleus in electron shells and is negatively charged. Electrons are tiny!
-
...are useful for the hydrogenation of alkenes.
Frage 3
Frage
The mass of a proton is ...
Antworten
-
1
-
2
-
3
Frage 4
Frage
The mass of a neutron is ...
Antworten
-
0
-
1
-
3
Frage 5
Frage
The mass of an electron is ...
Antworten
-
5
-
0.5
-
0.0005
Frage 6
Frage
The charge of a proton is ...
Antworten
-
+2
-
0
-
+1
Frage 7
Frage
The charge of a neutron is ...
Antworten
-
0
-
1
-
2
Frage 8
Frage
The charge of an electron is...
Antworten
-
1
-
-1
-
0
Frage 9
Frage
Who concluded from his experiments that atoms weren't solid spheres?
Antworten
-
J J Thomson
-
John Dalton
-
Rutherford
Frage 10
Frage
Bohr suggested that electrons can only exist in _?_, or _?_.
Antworten
-
nuclear atom | particle
-
fixed orbits | energy
-
fixed orbits | shells
Möchten Sie mit GoConqr kostenlos Ihre eigenen Quiz erstellen? eigenen Mehr erfahren.