Period: ______. Atoms and Molecules Worksheet. Using the Periodic Table located inside your text book, answer the following questions. Analyzing Data:...
Atoms and Molecules Worksheet Using the Periodic Table located inside your text book, answer the following questions. Analyzing Data: The information below is from part of the Periodic Table of Elements. Use this information to answer the questions that follow.
1) How many protons, neutrons, and electrons are in each of the following atoms? Lithium (Li)
Magnesium (Mg)
Carbon (C)
Oxygen (O)
Chlorine (Cl)
p = __________
p = __________
p = __________
p = __________
p = ______
n = __________
n = __________
n = __________
n = __________
n = ______
e = __________
e = __________
e = __________
e = __________
e = ______
2) Fill in the number of electrons in the correct energy levels below. Number of Fluorine (F) electrons: __________
Number of Neon (Ne) electrons: ___________
Is Fluorine Stable? ____________
Is Neon Stable? ____________
Explain your answer: _______________________
Explain your answer: _____________________
_________________________________________
_______________________________________
_________________________________________
_______________________________________
3) Fill in the chart below. ELEMENT Sodium
ATOMIC
MASS
NUMBER OF
NUMBER OF
NUMBER OF
NUMBER
NUMBER
PROTONS
NEUTRONS
ELECTRONS
11
23 20
20
Calcium Oxygen
8
Chlorine
8 35
Carbon
6
12
Neon
10
20
18
4) Ionic Bond Drawing: Fill in the two tables based on the number of electrons before and after bonding. Drawing Directions a. Add the correct number of electrons to each atom. b. Using an arrow, show the electrons that will be transferred.
Before bonding, is lithium and fluorine stable? Explain your answer. __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ After bonding, is lithium and fluorine stable? Explain your answer. __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________
