Lewis dogica 8 Representation of an atom (symbol) and ·Elections are represented A Lewis diocom Istroctore diagram 1. A Hydroger Physical Sciences Revision and Activity Book Grade 10 Activity 12.1: Classwork/Homework 2. ce. Chlorine by dots FS/2023 1. Draw Lewis structures for each of the following elements: 1.1 H 1,2 He 1.6 S 1,7 C 1.8 1.3 Na о 1,4 Ne 1.5 Cl 1.9 K 1.10 Mg 1.12 Br 2. 3. 4. 1.11 Si Water exists as the H₂O molecule. Use Aufbau diagrams for oxygen and hydrogen, as well as Lewis structures to explain the existence of the H₂O molecule. PH, PH2 or PH? Use Aufbau diagrams and predict which one of the three is the correct formula. Explain the formation of the correct molecule with a Lewis structure. What is the valency of carbon? Illustrate the formation of the methane molecule (CH4) using Lewis structures. Activity 12.2: Classwork/Homework 1. Draw a Lewis structure and a Couper structure for each of the following molecules: Carbon dioxide Ammonia 1.1 1.4 1.2 Chlorine 1.5 02 Potassium bromide is a white crystalline solid. 2. 2.1 Which two elements make up potassium bromide? 1.3 Hydrogen chloride 1.6 N₂ 2.2 What are the relative positions of these two elements on the periodic table? 2.3 How many valence electrons does each of these elements have? 2.4 What is the valency of each of these two elements? 2.5 2.6 What type of bond will form between these two elements? Illustrate the formation of this bond using Lewis structures. Briefly explain how the bond will form. Explain the difference between an ionic bond and a covalent bond. Name the type of bonds that hold particles together in each of the following: 4.1 Na(s) 4.4 potassium chloride 4.2 CuSO4(s) 4.5 A water molecule ctivity 12.3: Classwork/Homework Write down the names of the following compounds: 4.3 iron 1.1 K2Cr2O7 1.4 FeSO 1.7 NH4NO3 1.2 Na₂CO 1.5 Ca(PO4)2 1.8 Pb(NO3)2 1,3 KClO3 1.6 CrCl 1.9 Na2S2O3 Write down the formula of each of the following compounds: 2.1 Ammonium sulphate 2.2 Mercury(II) oxide 2.3 Nickel chloride 2.4 Sodium sulphite 2.5 Sodium sulphide 2.6 Potassium nitrite 2.7 Iron(III) sulphate 2.8 Potassium nitrate Use Aufbau diagrams to explain why argon does not bond chemically, while chlorine always occurs as a compound in which it is bonded either to itself or to other elements. Calculate the relative molecular mass of: 4.1 H₂O 4.2 HC Calculate the relative formula mass of: 5.1 NaCl 5,2 CuSO 4.3 NH3 4.4 H₂ 5.3 K2Cr2O7 5.4 Fe(NO

Chemistry for Engineering Students
4th Edition
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Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter7: Chemical Bonding And Molecular Structure
Section: Chapter Questions
Problem 7.30PAE: 7.30 The bond in HF is said to be polar, with the hydrogen carrying a partial positive charge. For...
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Lewis dogica
8
Representation of an atom (symbol) and
·Elections are represented
A Lewis diocom Istroctore
diagram
1.
A
Hydroger
Physical Sciences Revision and Activity Book
Grade 10
Activity 12.1: Classwork/Homework
2.
ce.
Chlorine
by dots
FS/2023
1.
Draw Lewis structures for each of the following elements:
1.1 H
1,2 He
1.6 S
1,7 C
1.8
1.3 Na
о
1,4 Ne
1.5 Cl
1.9 K
1.10 Mg
1.12 Br
2.
3.
4.
1.11 Si
Water exists as the H₂O molecule. Use Aufbau diagrams for oxygen and hydrogen, as well
as Lewis structures to explain the existence of the H₂O molecule.
PH, PH2 or PH? Use Aufbau diagrams and predict which one of the three is the correct
formula. Explain the formation of the correct molecule with a Lewis structure.
What is the valency of carbon? Illustrate the formation of the methane molecule (CH4) using
Lewis structures.
Activity 12.2: Classwork/Homework
1. Draw a Lewis structure and a Couper structure for each of the following molecules:
Carbon dioxide
Ammonia
1.1
1.4
1.2 Chlorine
1.5 02
Potassium bromide is a white crystalline solid.
2.
2.1
Which two elements make up potassium bromide?
1.3
Hydrogen chloride
1.6
N₂
2.2 What are the relative positions of these two elements on the periodic table?
2.3 How many valence electrons does each of these elements have?
2.4
What is the valency of each of these two elements?
2.5
2.6
What type of bond will form between these two elements?
Illustrate the formation of this bond using Lewis structures. Briefly explain how the bond
will form.
Explain the difference between an ionic bond and a covalent bond.
Name the type of bonds that hold particles together in each of the following:
4.1 Na(s)
4.4 potassium chloride
4.2 CuSO4(s)
4.5 A water molecule
ctivity 12.3: Classwork/Homework
Write down the names of the following compounds:
4.3 iron
1.1
K2Cr2O7
1.4 FeSO
1.7
NH4NO3
1.2 Na₂CO
1.5 Ca(PO4)2
1.8 Pb(NO3)2
1,3 KClO3
1.6 CrCl
1.9
Na2S2O3
Write down the formula of each of the following compounds:
2.1
Ammonium sulphate 2.2
Mercury(II) oxide
2.3
Nickel chloride
2.4 Sodium sulphite
2.5
Sodium sulphide
2.6
Potassium nitrite
2.7 Iron(III) sulphate
2.8
Potassium nitrate
Use Aufbau diagrams to explain why argon does not bond chemically, while chlorine always
occurs as a compound in which it is bonded either to itself or to other elements.
Calculate the relative molecular mass of:
4.1 H₂O
4.2 HC
Calculate the relative formula mass of:
5.1 NaCl
5,2 CuSO
4.3 NH3
4.4 H₂
5.3 K2Cr2O7
5.4 Fe(NO
Transcribed Image Text:Lewis dogica 8 Representation of an atom (symbol) and ·Elections are represented A Lewis diocom Istroctore diagram 1. A Hydroger Physical Sciences Revision and Activity Book Grade 10 Activity 12.1: Classwork/Homework 2. ce. Chlorine by dots FS/2023 1. Draw Lewis structures for each of the following elements: 1.1 H 1,2 He 1.6 S 1,7 C 1.8 1.3 Na о 1,4 Ne 1.5 Cl 1.9 K 1.10 Mg 1.12 Br 2. 3. 4. 1.11 Si Water exists as the H₂O molecule. Use Aufbau diagrams for oxygen and hydrogen, as well as Lewis structures to explain the existence of the H₂O molecule. PH, PH2 or PH? Use Aufbau diagrams and predict which one of the three is the correct formula. Explain the formation of the correct molecule with a Lewis structure. What is the valency of carbon? Illustrate the formation of the methane molecule (CH4) using Lewis structures. Activity 12.2: Classwork/Homework 1. Draw a Lewis structure and a Couper structure for each of the following molecules: Carbon dioxide Ammonia 1.1 1.4 1.2 Chlorine 1.5 02 Potassium bromide is a white crystalline solid. 2. 2.1 Which two elements make up potassium bromide? 1.3 Hydrogen chloride 1.6 N₂ 2.2 What are the relative positions of these two elements on the periodic table? 2.3 How many valence electrons does each of these elements have? 2.4 What is the valency of each of these two elements? 2.5 2.6 What type of bond will form between these two elements? Illustrate the formation of this bond using Lewis structures. Briefly explain how the bond will form. Explain the difference between an ionic bond and a covalent bond. Name the type of bonds that hold particles together in each of the following: 4.1 Na(s) 4.4 potassium chloride 4.2 CuSO4(s) 4.5 A water molecule ctivity 12.3: Classwork/Homework Write down the names of the following compounds: 4.3 iron 1.1 K2Cr2O7 1.4 FeSO 1.7 NH4NO3 1.2 Na₂CO 1.5 Ca(PO4)2 1.8 Pb(NO3)2 1,3 KClO3 1.6 CrCl 1.9 Na2S2O3 Write down the formula of each of the following compounds: 2.1 Ammonium sulphate 2.2 Mercury(II) oxide 2.3 Nickel chloride 2.4 Sodium sulphite 2.5 Sodium sulphide 2.6 Potassium nitrite 2.7 Iron(III) sulphate 2.8 Potassium nitrate Use Aufbau diagrams to explain why argon does not bond chemically, while chlorine always occurs as a compound in which it is bonded either to itself or to other elements. Calculate the relative molecular mass of: 4.1 H₂O 4.2 HC Calculate the relative formula mass of: 5.1 NaCl 5,2 CuSO 4.3 NH3 4.4 H₂ 5.3 K2Cr2O7 5.4 Fe(NO
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