'Albr3' diaporamas de présentation

Periodic Trends Bellringer

Periodic Trends Bellringer. 1 ) Which has a larger size, a Mg atom or a Mg ion? 2) smaller ionization energy, K or Br? 3) smaller size, F atom or an I atom? 4) smaller electronegativity, O or Se? 5) less shielding, Ca or Sr ?. Answers. 1) Mg atom 2) K 3) F 4) Se 5) Ca.

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Entry Task: Feb 27 th -28 th Block #1

639 views • 46 slides

Naming Compounds Nomenclature

Naming Compounds Nomenclature. http://www.youtube.com/watch?v=b4wveY2-lCo.

577 views • 33 slides

Chemical Reactions

Chemical Reactions. Evidence of Chemical Reactions. Temperature change Release of energy (heat or light) Color Change Odor Gas Bubbles. Representing Chemical Reactions. All chemical reactions have two parts: Reactants and Products. Reactants ? Products Example:

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Bonding

407 views • 26 slides

Chemical Reactions

Chemical Reactions. Evidence of Chemical Reactions. Temperature change Release of energy (heat or light) Color Change Odor Gas Bubbles. Representing Chemical Reactions. All chemical reactions have two parts: Reactants and Products. Reactants ? Products Example:

347 views • 24 slides

The Mole

The Mole. Chapter 11. 11.1 Measuring Matter. Substances react according to definite ratios of numbers of particles (atoms, ions, formula units or molecules). Balanced chemical equations tell us what the ratios of these particles is.

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ADVANCED CHEM Chapter 12.1 What is Stoichiometry?

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Entry Task: Jan 23 rd Monday

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Stoichiometry

Section 12.1. Stoichiometry. What is Stoichiometry?. Study of quantitative relationships between amounts of reactants used and products formed. Based on the Law of Conservation of Mass (Mass of the Reactants = Mass of the Products) Ex. 4 Fe (s) + 3 O 2 (g) ? 2 Fe 2 O 3 (s).

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Read Section 7.1, 7.2, and 7.3 before viewing the slide show.

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