Ch.2 - Atoms & ElementsSee 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

Periodic Table

See all sections
Periodic Table
Mole Concept
Mass Spectrometry
Subatomic Particles
Atomic Theory
Thomson's Cathode Ray Tube Experiment
Oil Drop Experiment
The Chadwick Neutron Experiment
Gold Foil Experiment
End of Chapter Problems
Additional Sections
Rutherford's Radioactive Particles Experiment

Solution: All the following elements exist as diatomic gases at room t...


All the following elements exist as diatomic gases at room temperature and atmospheric pressure except

  1. H
  2. Cl
  3. N
  4. Ar
  5. O