History
History, 19.02.2021 08:20, pulliamdylan

1. On the basis of Rutherford's model of an atom, which sub-atomic particle is present in the nucleus of an atom?
A. proton and electron
C. proton and neutron
B. neutron and electron
D. proton only

2. If the first and second energy levels of an atom are full, then what would be
the total number of electrons in the atom?
A. 6
B. 8 up
C. 10
D. 18

3 Which atomic model is proposed by Schrodinger?
A nuclear model
C. raisin bread model
B. planetary model
D. quantum mechanical model

4. Which electron transition results in the emission of energy?
A. 3p to 3s
C. 2s to 2p
B. 3p to 4p
D. 1s to 2s

5. The symbol "n" in the Bohr theory of atomic structure refers to the
A. energy of electron
B. total energy of the atom
C. orbit in which an electron is found
D. number of electron in the energy level

6. Which of the following sublevels is correctly designated?
A. 1p5 B. 2p6
C. 319
D. 3011​

answer
Answers: 3

Other questions on the subject: History

image
History, 21.06.2019 19:40, crimhill
For in this unit, you read about transitions of power and the formation of newly independent nations in africa, asia, the americas, and the middle east. some of these transitions were peaceful, while others caused long-term instability. why do you think some countries were more successful than others with political transitions? what do you think were the biggest challenges facing newly independent countries? would it have been possible for leaders to prevent these problems before they happened? why or why not?
Answers: 2
image
History, 22.06.2019 01:00, sandy2597
Which statement is the best summary of kim ii-sung’s point of view?
Answers: 2
image
History, 22.06.2019 03:30, onlyceleste212
What did roosevelt believe was a common cause of both bank runs and the great depression?
Answers: 1
image
History, 22.06.2019 05:00, annie1799
What was the mame given to the idea that americans should expand across the nation ro the pacific coast
Answers: 3
Do you know the correct answer?
1. On the basis of Rutherford's model of an atom, which sub-atomic particle is present in the nucle...

Questions in other subjects: