Q2 MODULE 1 ELECTRONIC STRUCTURE OF MATTER
Quiz by Aren Valerio
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- Q1
Who proposed the probability that electrons will be found in certain locations around the nucleus of an atom?
Neil's Bohr
Ernest Rutherford
Erwin Schrodinger
C.J.J Thomson
30s - Q2
Which model describes electrons as orbiting around a central nucleus?
Quantume Mechanical
Rutherford
Plum Pudding
Bohr
30s - Q3
Which orbital designation has the highest energy?
4s
2s
2p
3d
30s - Q4
"No two electrons in an atom can have the same set of n, l, ml, and ms quantum numbers." This statement is ______________?
Hund's rule
the Pauli exclusion principle
the Aufbau principle
Bohr's theory
30s - Q5
The spin quantum number of an electron can be thought of as describing ___________________________.
the direction of electron spin
whether the electron's charge is positive or negative
the number of revolutions the electron makes about the nucleus per second
the electron's exact location in orbit
30s - Q6
Which set of quantum numbers uniquely defines one of the electrons in an atomic orbital with n = 2 and l = 0?
n = 2, l = 0, ml = 1, ms = +1
n = 2, l = 0, ml = 1, ms = +½
n = 2, l = 0, ml = 0, ms = +½
n = 2, l = 0, ml = 0, ms = +1
30s - Q7
How many electrons from the outermost shell does a 4s orbital possess?
4
5
2
3
30s - Q8
What is the electron configuration for nitrogen, atomic number 7?
1s2 2s2 2p1
1s2 2s2 2p3
1s 2 2s3 2p2
1s2 2s2 2p2 3s1
30s - Q9
How many valence electrons does Boron have?
four
three
one
two
30s - Q10
Which of these d-orbitals contains both paired and unpaired electrons?
30s
