IB Chem S1.3 Electron configuration
Authored by Carol Camargo
11th - 12th Grade
Used 163+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which electronic transition occurs when a gaseous hydrogen atom in its ground state is ionized?
n = ∞ → n = 1
n = 2 → n = ∞
n = 1 → n = ∞
n = ∞ → n = 2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which are used to explain and deduce the electron configuration of an element?
I. The aufbau principle
II. Hund's rule
III. Pauli exclusion principle
I, II and III
I and II only
II and III only
I and III only
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which series of transitions occur to produce the discrete lines that occur in the visible region of the emission spectrum of hydrogen?
n = 3, 4, 5, 6 ... → n = 2
n = 2, 3, 4, 5 ... → n = 1
n = 1 → n = 2, 3, 4, 5 ...
n = 2 → n = 3, 4, 5, 6 ...
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The main energy levels occupied by electrons in an atom are designated by the letter n. What does n stand for?
Number
Principle quantum number
Natural number
Nuclear number
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many orbitals are present in the n = 3 main energy level?
7
3
9
12
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the electron configuration of bromine?
1s22s22p63s23p64s24p5
[Ar]3s23d103p5
1s22s22p63s23p5
[Ar]4s23d104p5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which is the correct orbital diagram (arrows in boxes) for a carbon atom?
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