Directions: Calculate the number of neutrons and complete the Bohr model for each element. 1st shell can fit up to 2 electrons 2nd shell can fit up to 8 more electrons 3rd shell can fit up to 18 more electrons Element: Helium Neutrons: Element: Beryllium Neutrons: Element: Boron Neutrons: Element: Neon Neutrons: Element: Oxygen Neutrons: Element: Sodium Neutrons: Element: Nitrogen. Neutrons: Element: Chlorine Neutrons: Element: Fluorine Neutrons:

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Directions: Calculate the number of neutrons and complete the Bohr model for each element.
1st shell can fit
up to 2
electrons
2nd shell can fit
up to 8 more
electrons
3rd shell can
fit up to 18
UGUE BLacics
more
electrons
(((
Element:
Helium
Neutrons:
Element:
Beryllium
Neutrons:
Element:
Boron
Neutrons:
Element:
Neon
Neutrons:
Element:
Oxygen
Neutrons:
Element:
Sodium
Neutrons:
\\ /// \\\ ///
|| / //
\\\
Element:
Nitrogen
Neutrons:
Element:
Chlorine
Neutrons:
Element:
Fluorine
Neutrons:
Transcribed Image Text:Directions: Calculate the number of neutrons and complete the Bohr model for each element. 1st shell can fit up to 2 electrons 2nd shell can fit up to 8 more electrons 3rd shell can fit up to 18 UGUE BLacics more electrons ((( Element: Helium Neutrons: Element: Beryllium Neutrons: Element: Boron Neutrons: Element: Neon Neutrons: Element: Oxygen Neutrons: Element: Sodium Neutrons: \\ /// \\\ /// || / // \\\ Element: Nitrogen Neutrons: Element: Chlorine Neutrons: Element: Fluorine Neutrons:
Atomic Number - Represents both
the number of protons and
electrons in an element.
Most of the mass comes from the neutron and
proton. To find the number of neutrons,
subtract the atomic weight from the atomic
mass.
Fill in the necessary information.
2
He
4
element:
#protons:
#neutrons:
Ca
40
element:
#protons:
# neutrons:
F
19
element:
#protons:
#neutrons:
Element Practice
20
9
He
4+
Fe
56
element:
#protons:
#neutrons:
2
Ne
20
element:
#protons:
#neutrons:
CI
35
element:
#protons:
# neutrons:
26
10
17
Atomic Symbol - a short hand way
of writing each elements name.
Atomic Mass - The weight of an element.
Al
27
element:
#protons:
#neutrons:
element:
#protons:
#neutrons:
12
13
element:
#protons:
# neutrons:
6
Na
23
11
Transcribed Image Text:Atomic Number - Represents both the number of protons and electrons in an element. Most of the mass comes from the neutron and proton. To find the number of neutrons, subtract the atomic weight from the atomic mass. Fill in the necessary information. 2 He 4 element: #protons: #neutrons: Ca 40 element: #protons: # neutrons: F 19 element: #protons: #neutrons: Element Practice 20 9 He 4+ Fe 56 element: #protons: #neutrons: 2 Ne 20 element: #protons: #neutrons: CI 35 element: #protons: # neutrons: 26 10 17 Atomic Symbol - a short hand way of writing each elements name. Atomic Mass - The weight of an element. Al 27 element: #protons: #neutrons: element: #protons: #neutrons: 12 13 element: #protons: # neutrons: 6 Na 23 11
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