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New to chemistry? Atoms, elements, and reactions are broken down into simple steps to build a strong foundation for success in class and labs.

Introduction to Chemistry

https://static.studychannel.pearsonprd.tech/courses/intro-to-chemistry/thumbnails/intro-to-chemistry

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Jules Bruno

1. The Chemical World

2. Measurement and Problem Solving

3. Matter and Energy

4. Atoms and Elements

5. Molecules and Compounds

6. Chemical Composition

7. Chemical Reactions

8. Quantities in Chemical Reactions

9. Electrons in Atoms and the Periodic Table

10. Chemical Bonding

11 Gases

12. Liquids, Solids, and Intermolecular Forces

13. Solutions

14. Acids and Bases

15. Chemical Equilibrium

16. Oxidation and Reduction

17. Radioactivity and Nuclear Chemistry

Default TOC

Wavelength and Frequency (Simplified)

Electromagnetic Spectrum (Simplified)

Bohr Model (Simplified)

Emission Spectrum (Simplified)

Electronic Structure

Electronic Structure: Shells

Electronic Structure: Subshells

Electronic Structure: Orbitals

Electronic Structure: Electron Spin

Electronic Structure: Number of Electrons

The Electron Configuration (Simplified)

The Electron Configuration: Condensed

Ions and the Octet Rule

Valence Electrons of Elements (Simplified)

Periodic Trend: Metallic Character

Periodic Trend: Atomic Radius (Simplified)

Periodic Trend: Ionization Energy (Simplified)

Periodic Trend: Electron Affinity (Simplified)

Electron Arrangements

The Electron Configuration: Exceptions (Simplified)

Lewis Dot Symbols (Simplified)

Ionic Bonding

Covalent Bonds

Lewis Dot Structures: Neutral Compounds (Simplified)

Introduction to Chemistry Final - Part 1 of 4

If an atom has an electron configuration of 1s2 2s2 2p6 3s2 3p4, how many electrons are in the third energy level?

If an atom has an electron configuration of 1s² 2s² 2p⁶ 3s² 3p⁴, how many electrons are in the third energy level?