lon Practice Set 1. What is an ions an atom that G positic Or 2. Use a periodic table to complete the following table. lon Symbol # Protons Element Name Fluorine Potassium Aluminum Lithium regative electrical change F Name Jordan Flame class # gain or lases one dan are elections acquiring 5 Ca+2 b. an anion & why? Rb+ 9 53 16 35 17 8 # Electrons 10 54 36 10 18 # of Electrons Lost Or Gained Gained one 3. If Li loses an electron to another atom, why is it written Li+1 (with a +1)? 4. If N gains 3 electrons from other atoms, why is it written N-3(with a -3)? Gained Two Lost One Lost One Gained Two 5. a. What do you think happens to atomic radius (size) of a cation (positive ion) & why?

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Isotope Practice Set
1. What is an isotope?
2. Fill in each chart below with information about each isotope. Assume all atoms are neutral.
Carbon- 12 Carbon - 16
Chromium-58 Chromium-63
6
6
6
ional
# protons
# neutrons
# electrons
C
# protons
# neutrons
# electrons
34
24
lodine -
39
24
3. Fill in the isotope names and any missing information, including isotope numbers. Assume
all atoms are neutral.
32
lodine
# protons
#neutrons
# electrons
35
#protons
#neutrons
# electrons
5. The isotope notation for nitrogen-15 is as follows:
a. The number 15 is the
b. The number 7 is the
c. How many neutrons does nitrogen-15 have?
6
10
6
32
30
number.
number.
235 similar, and how are they different?
4. Uranium-235 and Uranium-238 are considered isotopes of one another. How are uranium-
32
Transcribed Image Text:Isotope Practice Set 1. What is an isotope? 2. Fill in each chart below with information about each isotope. Assume all atoms are neutral. Carbon- 12 Carbon - 16 Chromium-58 Chromium-63 6 6 6 ional # protons # neutrons # electrons C # protons # neutrons # electrons 34 24 lodine - 39 24 3. Fill in the isotope names and any missing information, including isotope numbers. Assume all atoms are neutral. 32 lodine # protons #neutrons # electrons 35 #protons #neutrons # electrons 5. The isotope notation for nitrogen-15 is as follows: a. The number 15 is the b. The number 7 is the c. How many neutrons does nitrogen-15 have? 6 10 6 32 30 number. number. 235 similar, and how are they different? 4. Uranium-235 and Uranium-238 are considered isotopes of one another. How are uranium- 32
NY
lon Practice Set
an
1. What is on tone an
atom
a form that
positive or regative electrical change
2. Use a periodic table to complete the following table.
Element
Name
Fluorine
Potassium
Aluminum
Lithium
Ion Symbol
F
Ca+2
b. an anion & why?
Rb+
gain or loses one of
# Protons
9
53
16
35
17
#
Hame class
or more electrons acquiring
8
# Electrons
10
54
36
10
18
# of Electrons
Lost Or
Gained
3. If Li loses an electron to another atom, why is it written Li +¹ (with a +1)?
4. If N gains 3 electrons from other atoms, why is it written N-3(with a -3)?
Gained one
Gained Two
Lost One
Lost One
Gained Two
5. a. What do you think happens to atomic radius (size) of a cation (positive ion) & why?
Transcribed Image Text:NY lon Practice Set an 1. What is on tone an atom a form that positive or regative electrical change 2. Use a periodic table to complete the following table. Element Name Fluorine Potassium Aluminum Lithium Ion Symbol F Ca+2 b. an anion & why? Rb+ gain or loses one of # Protons 9 53 16 35 17 # Hame class or more electrons acquiring 8 # Electrons 10 54 36 10 18 # of Electrons Lost Or Gained 3. If Li loses an electron to another atom, why is it written Li +¹ (with a +1)? 4. If N gains 3 electrons from other atoms, why is it written N-3(with a -3)? Gained one Gained Two Lost One Lost One Gained Two 5. a. What do you think happens to atomic radius (size) of a cation (positive ion) & why?
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