Slide 1 Still Another Semiconductor Definition! Slide 2 Clathrate Semiconductors Not in the Texts! A research interest for me for about the last 12 years! “New” crystalline…

Slide 1 Chapter 13. Plant Nutrition 1.Plant Nutrients  Macronutrients  Micronutrients 2.Chemical Fertilizers  Commercial Analysis  Elemental Analysis 3.Fertilizer…

Slide 1 Lecture 2611/04/05 Slide 2 1) Write the spdf notation for Cl. 2) Which element is larger: Si or Ar? Slide 3 Trends in Ionization Energy IE increases across a period…

Slide 1 Slide 2 Electronegativity 100 200 300 400 500 Electron AffinityAtomic RadiusVocabulary First Ionization Energy 100 Slide 3 Electronegativity (100 points) Answer:…

Slide 1 Elements, Compounds and Mixtures By Miss Buicke. Elements Mixture Compounds Slide 2 What we must know from the syllabus: OC12 Compare the properties of the simple…

Slide 1 Slide 2 Topic 1:Stoichiometry (12.5 hours) 1.1 The mole concept and Avogardo’s number 1.2 Formulas 1.3 Chemical equations 1.4 Mass and gas vol. relationships in…

Slide 1 CH. 3 Matter- Properties and Changes Slide 2 Monday Physical and Chemical Change Lab ??? Slide 3 Tuesday Explain properties of matter notes Slide 4 TEKS (4) Science…

Slide 1 BONDING General Rule of Thumb: metal + nonmetal = ionic polyatomic ion + metal or polyatomic ion = ionic (both) nonmetal + nonmetal(s) = covalent Slide 2 Ionic Bonds…

NOTES: 7.1 - Ions Valence Electrons: ● Knowing electron configurations is important because the number of valence electrons determines the chemical properties of an element.…

NOTES: Ionic and Metallic Bonding (CH 7) Valence Electrons: RECALL… ● Valence Electrons: The e- in the highest occupied energy level of an element’s atoms. Valence…