5912564
Beschreibung
Karteikarten von Princess Terin, aktualisiert more than 1 year ago
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Erstellt von Princess Terin
vor mehr als 8 Jahre
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| Frage | Antworten |
| Why did Mendeleev leave gaps in his version of the periodic table? | He believed the element hadn't been discovered yet based on the properties of the elements in the same group |
| Which side of the periodic table are the metals on? | Left |
| How did Mendeleev decide on the order of the elements in the periodic table? | Based on their properties and atomic mass |
| Name three particles found in an atom and the charge of each | Proton - Positive Neutron - Neutral Electron - Negative |
| Complete the sentence ' All atoms of one type of element have the same number of...' | Protons |
| What can you say about the number of protons and electrons in an atom? | they are equal |
| What does the atomic number tell us about the particles in an atom? | The number of protons |
| What does the atomic mass tell us about the particles in an atom? | The number of protons and neutrons added together |
| How is an isotope different from an atom? | They have different numbers of neutrons |
| What name do we give to the rows and columns in a periodic table? | Rows - Periods Columns - Groups |
| How does the group number on the periodic table relate to the number of electrons in an atom? | The group number corresponds to the number of electrons in the outer shell |
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