Electronic Structure (AQA GCSE Chemistry Combined Science): Flashcards
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10 cards from this deck
Other names for energy levels in atoms
Other names for energy levels in atoms
Shells or orbits
Which energy level fills with electrons first
Which energy level fills with electrons first
Lowest energy level (innermost shells)
Max electrons in first energy level
Max electrons in first energy level
2
Max electrons in second energy level
Max electrons in second energy level
8
Max electrons in third energy level (elements 1-20)
Max electrons in third energy level (elements 1-20)
8
Electronic structure of sodium
Electronic structure of sodium
2,8,1
What does 2,8,1 represent in electronic structure
What does 2,8,1 represent in electronic structure
2 electrons in 1st level, 8 in 2nd, 1 in 3rd
Info needed to work out electronic structure
Info needed to work out electronic structure
Atomic number or position in periodic table
How many elements' electronic structures must you know
How many elements' electronic structures must you know
First 20 elements
Method to find electronic structure using periodic table
Method to find electronic structure using periodic table
Count elements from hydrogen through each period until reaching target element