What was the purpose of heating metals in the lab experiment?

Exploring the Bohr Model and Flame Test Phenomena

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Science
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6th - 10th Grade
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Hard

Ethan Morris
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To change the metal's state
To excite the electrons
To observe the color of the flame
To melt the metals
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to electrons when metals are heated?
They move to a lower energy state
They stay in the same state
They move to an excited state
They leave the atom
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the central part of the Bohr model called?
Electron
Nucleus
Neutron
Proton
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a shell in the Bohr model?
O
M
L
K
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What determines the energy level of an electron in the Bohr model?
Its charge
Its size
Its speed
Its distance from the nucleus
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an electron moves from a higher energy level to a lower one?
It absorbs energy
It emits light
It gains mass
It loses charge
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Bohr model, what is the closest shell to the nucleus called?
N shell
K shell
L shell
M shell
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