Molecules are drawn with their dot electron representation. It is easily distinguished with bond, lone and iconic pairs. Lewis structure worksheets or Lewis structure practice worksheet are useful to the student to practice themself.
Table of Contents
Lewis structure worksheet 1
Write the Lewis structure of the following molecules (click the link for molecular geometry).
(a) SF4 (Sulfur tetrafluoride) (b) H2O (water) (c) CH2Cl2 (Dichloromethane) (d) NH3 (Ammonia) (e) XeF4 (Xenon tetrafluoride) (f) BF3 (Boron trifluoride)
Explanation and Answers: Worksheet 1 (lewis structure worksheet 1 answer key)
(a) Lewis structure drawing method for SF4 (Sulfur tetrafluoride)
- First put 6 electron dots around central sulfur atom
- Then put seven electron dots to all fluorine atoms
- One lone pair of electron on sulfur atom
- For more details, please click following link
![[Free Download] Lewis Structure Practice Worksheet #9](http://sciedutut.com/wp-content/uploads/2021/12/hand_sym-1-e1638888529222.png "[Free Download] Lewis Structure Practice Worksheet #9 2")
How to draw the SF4 Lewis dot structure?
(b) Lewis structure drawing method for H2O (water)
- First put 6 electron dots around central oxygen atom
- Then put one electron dot to all hydrogen atoms
- Two lone pair of electrons on oxygen atom
- For more details, please click following link
How to draw the H2O Lewis dot structure?
(c) Lewis structure drawing method for CH2Cl2 (Methyl dichloride)
- First put 4 electron dots around central carbon atom
- Then put one electron dot to all hydrogen atoms
- Then put seven electron dots on all chlorine atoms
- No lone pair of electrons on carbon atom
- For more details, please click following link
How to draw the CH2Cl2 Lewis dot structure?
(d) Lewis structure drawing method for NH3 (Ammonia)
- First put 5 electron dots around central nitrogen atom
- Then put one electron dot to all hydrogen atoms
- One lone pair of electron on nitrogen atom
- For more details, please click following link
How to draw the NH3 Lewis dot structure?
(e) Lewis structure drawing method for XeF4 (Xenon tetrafluoride)
- First put 8 electron dots around central xenon atom
- Then put seven electron dots to all fluorine atoms
- Two lone pair of electrons on xenon atom
- For more details, please click following link
How to draw the XeF4 Lewis dot structure?
(f) Lewis structure drawing method for BF3 (Boron trifluoride)
- First put 3 electron dots around central boron atom
- Then put seven electron dots to all fluorine atoms
- No lone pair of electrons on Boron atom
- For more details, please click following link
How to draw the BF3 Lewis dot structure?
lewis structure practice worksheet 2
Write the Lewis structure of the following molecules (click the link for molecular geometry).
(a) NH4+ (Ammonium ion) (b) CHCl3 (Trichloro methane) (c) BrF3 (Trifluoro bromine) (d) BrF5 (pentafluoro bromine) (e) SO3 (sulfur trioxide) (f) SCl2 (sulfur dichloride)
Explanation and Answers: Worksheet 2 (lewis structure worksheet answers)
(a) Lewis structure drawing method for NH4+ (Ammonium ion)
- First put 5 electron dots around central nitogen atom
- Then put one electron dots to all hydrogen atoms
- No lone pair of electron on nitrogen atom (one positive charge)
- For more details, please click following link
How to draw the NH4+ Lewis dot structure?
(b) Lewis structure drawing method for CHCl3 (Trichloro methane)
- First put 4 electron dots around central carbon atom
- Then put one electron dot to all hydrogen atoms
- Then put seven electron dots on all chlorine atoms
- No lone pair of electron on carbon atom
- For more details, please click following link
How to draw the CHCl3 Lewis dot structure?
(c) Lewis structure drawing method for BrF3 (Trifluoro bromine)
- First put seven electron dots around central bromine atom
- Then put seven electron dots on all fluorine atoms
- Two lone pair of electrons on bromine atom
- For more details, please click following link
How to draw the BrF3 Lewis dot structure?
(d) Lewis structure drawing method for BrF5 (Pentafluoro bromine)
- First put seven electron dots around central bromine atom
- Then put seven electron dots on all fluorine atoms
- One lone pair of electron on bromine atom
- For more details, please click following link
How to draw the BrF5 Lewis dot structure?
(e) Lewis structure drawing method for SO3 (Sulfur trioxide)
- First put six electron dots around central sulfur atom
- Then put six electron dots on all oxygen atoms
- No lone pair of electrons on sulfur atom
- For more details, please click following link
How to draw the SO3 Lewis dot structure?
(f) Lewis structure drawing method for SCl2 (Sulfur dichloride)
- First put six electron dots around central sulfur atom
- Then put seven electron dots on all chlorine atoms
- Two lone pair of electrons on sulfur atom
- For more details, please click following link
How to draw the SCl2 Lewis dot structure?
Lewis dot structure worksheet 3
Write the Lewis structure of the following molecules (click the link for molecular geometry).
(a) PCl3 (Phosphorus trichloride) (b) H2S (Hydrogen disulfide) (c) NO2+ (Nitronium ion) (d) HBr (Hydrogen bromide) (e) CS2 (Carbon disulfide) (f) CH3F (Monofluoro methane)
Explanation and Answers: Worksheet 3 (worksheet electron dot diagrams and lewis structures answers)
(a) Lewis structure drawing method for PCl3 (Phosphorus trichloride)
- First put 5 electron dots around central phosphorus atom
- Then put seven electron dots to all chlorine atoms
- One lone pair of electron on Phosphorus atom
- For more details, please click following link
How to draw the PCl3 Lewis dot structure?
(b) Lewis structure drawing method for H2S (Hydrogen disulfide)
- First put six electron dots around central sulfur atom
- Then put one electron dot to all hydrogen atoms
- Two lone pair of electron on sulfur atom
- For more details, please click following link
How to draw the H2S Lewis dot structure?
(c) Lewis structure drawing method for NO2+ (Nitronium ion)
- First put 5 electron dots around central nitrogen atom
- Then put six electron dots to all oxygen atoms
- No lone pair of electron on nitrogen atom (positive charge)
- For more details, please click following link
How to draw the NO2+ Lewis dot structure?
(d) Lewis structure drawing method for HBr (Hydrogen bromide)
- First put seven electron dots around bromine atom
- Then put one electron dot to hydrogen atom
- Three lone pair of electrons on bromine atom
- For more details, please click following link
How to draw the HBr Lewis dot structure?
(e) Lewis structure drawing method for CS2 (Carbon disulfide)
- First put 4 electron dots around central carbon atom
- Then put six electron dots to all sulfur atoms
- No lone pair of electron on carbon atom
- For more details, please click following link
How to draw the CS2 Lewis dot structure?
(f) Lewis structure drawing method for CH3F (Monofluoro methane)
- First put 4 electron dots around central carbon atom
- Then put seven electron dots to fluorine atom
- No lone pair of electron on carbon atom
- For more details, please click following link
How to draw the CH3F Lewis dot structure?
Lewis dot structure worksheet 4
Write the Lewis structure of the following molecules (click the link for molecular geometry).
(a) Sulfur dioxide (SO2) (b) HCl (Hydrogen chloride) (c) HF (Hydrogen fluoride) (d) HI (Hydrogen iodide) (e) CO2 (Carbon dioxide) (f) SF2 (Sulfur difluoride)
Explanation and Answers: Worksheet 3 (worksheet electron dot diagrams and lewis structures answers)
(a) Lewis structure drawing method for SO2 (Sulfur dioxide)
- First put 6 electron dots around central sulfur atom
- Then put six electron dots to all oxygen atoms
- One lone pair of electron on sulfur atom
- For more details, please click following link
How to draw the SO2 Lewis dot structure?
(b) Lewis structure drawing method for HCl (Hydrogen chloride)
- First put seven electron dots around chlorine atom
- Then put one electron dot to hydrogen atom
- Three lone pair of electron on chlorine atom
- For more details, please click following link
How to draw the HCl Lewis dot structure?
(c) Lewis structure drawing method for HF (Hydrogen fluoride)
- First put seven electron dots around fluorine atom
- Then put one electron dot to hydrogen atom
- Three lone pair of electron on fluorine atom
- For more details, please click following link
How to draw the HF Lewis dot structure?
(d) Lewis structure drawing method for HI (Hydrogen iodide)
- First put seven electron dots around iodine atom
- Then put one electron dot to hydrogen atom
- Three lone pair of electron on iodine atom
- For more details, please click following link
How to draw the HI Lewis dot structure?
(e) Lewis structure drawing method for CO2 (Carbon dioxide)
- First put four electron dots around carbon atom
- Then put six electron dots to oxygen atom
- No lone pair of electron on carbon atom
- For more details, please click following link
How to draw the CO2 Lewis dot structure?
(c) Lewis structure drawing method for SF2 (Sulfur difluoride)
- First put six electron dots around sulfur atom
- Then put seven electron dots to all fluorine atom
- Two lone pair of electron on sulfur atom
- For more details, please click following link
How to draw the SF2 Lewis dot structure?