Ch.2 - Atoms & ElementsWorksheetSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution: Fill in the gaps in the following table, assuming each column represents a neutral atom:Symbol112CdProtons3892Neutrons5849Electrons3836Mass no.81235Complete the first row of the table.Symbol112Cd

Solution: Fill in the gaps in the following table, assuming each column represents a neutral atom:Symbol112CdProtons3892Neutrons5849Electrons3836Mass no.81235Complete the first row of the table.Symbol112Cd

Problem
Fill in the gaps in the following table, assuming each column represents a neutral atom:


Symbol112Cd



Protons
38

92
Neutrons
5849

Electrons

3836
Mass no.


81235


Complete the first row of the table.


Symbol112Cd





Solution

For this problem, we are going to use the notation below:

Z (Atomic number) is not written in our given so we still have to look that up in the periodic table.

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