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Unit 2. Module 1: Electronic Structure of Matter 9PRE-TEST)
Quiz by Ernie Bilgera
Grade 9
Science
Philippines Curriculum: Grades 1-10
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Measures 1 skill from
Grade 9
Science
Philippines Curriculum: Grades 1-10
S9MT-IIa-21
describe how the Bohr model of the atom improved Rutherford’s atomic model
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10 questions
Q.On the basis of Rutherford’s model of an atom, which subatomic particle is present in the nucleus of an atom?
1
30 sec
S9MT-IIa-21
Q.If the first and second energy levels of an atom are full, then what would be the total number of electrons in the atom?
2
30 sec
S9MT-IIa-21
Q.Which atomic model is proposed by Schrodinger?
3
30 sec
S9MT-IIa-21
Q.Which electron transition results in the emission of energy?
4
30 sec
S9MT-IIa-21
Q.The symbol “n” in the Bohr theory of atomic structure refers to_____.
5
30 sec
S9MT-IIa-21
Q.Which of the following sublevels is correctly designated?
6
30 sec
S9MT-IIa-21
Q.How many orbitals are in the third principal energy level?
7
30 sec
S9MT-IIa-21
Q.Which configuration is possible in an excited state of electron?
8
30 sec
S9MT-IIa-21
Q.What are the orbitals present in the fifth principal energy level?
9
30 sec
S9MT-IIa-21
Q.For a neutral atom with the electron configuration of 1s2 2s2 2p5 3s1 , which statement is false?
10
Text to speech
30 sec
S9MT-IIa-21