Warm up 12/04/13

Jul 28, 2014

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Warm up 12/04/13. Question: What type of bond: LiCl ? CO 2 ? Answer: LiCl = ionic (metal/non) CO 2 = covalent (2 non) Goal: I will learn about two types of chemical bonds. ELEMENT OF THE DAY. 38 – Strontium – Sr

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dark paints
active ingredient
radioactive isotope present
bellwork
review hw
nuclear fallout

haines

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Warm up 12/04/13

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Warm up 12/04/13 • Question: What type of bond: LiCl? CO2? • Answer: • LiCl = ionic (metal/non) • CO2 = covalent (2 non) • Goal: I will learn about two types of chemical bonds.
ELEMENT OF THE DAY • 38 – Strontium – Sr • Strontium-90 is a dangerous radioactive isotope present in nuclear fallout. • Strontium is used in glow-in-the-dark paints. • Sensodyne toothpaste’s active ingredient is a strontium compound. • Strontium alloyed with aluminum makes a metal that becomes harder after you bend it.
Bellwork • Notes on bonding • Review HW • Bonding Video • practice • Homework • pg14-18 Agenda

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