Atomic Spectra

Question 1

Which statements accurately describe Ernest Rutherford’s experiment? Check all that apply.The positively charged particles were deflected because like charges repel.The positively charged particles were deflected because opposite charges attract.The positively charged particles were deflected by the electron.The positively charged particles were deflected by the proton.The positively charged particles were deflected because the positive charge in the atom was concentrated.The positively charged particles were deflected because the positive charge in the atom was scattered throughout the atom.

Revolt · Accepted Answer

The positively charged particles were deflected because like charges repel.; The positively charged particles were deflected by the proton.; The positively charged particles were deflected because the positive charge in the atom was concentrated.

Question 2

An electron jumps from n = 3 to n = 1.

Revolt · Accepted Answer

emitted energy

Question 3

An electron jumps from n = 2 to n = 3.

Revolt · Accepted Answer

absorbed energy

Question 4

An electron jumps from n = 1 to n = 2.

Revolt · Accepted Answer

absorbed energy

Question 5

An electron jumps from n = 3 to n = 2.

Revolt · Accepted Answer

emitted energy

Question 6

Which statement accurately describes this atomic spectrum?

Revolt · Accepted Answer

The black lines represent the energy absorbed by the electrons.

Question 7

Identification of the composition of the sun and stars:

Revolt · Accepted Answer

an astronomer

Question 8

Determination of chemical bonds:

Revolt · Accepted Answer

a chemist

Question 9

Prediction of the efficiency of possible laser materials:

Revolt · Accepted Answer

a physicist

Question 10

Identification of harmful bacteria in food and environmental samples:

Revolt · Accepted Answer

a biologist

Atomic Spectra Answers

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