W ARM UP 12/03/14 Question: Metal or non-metal: calcium, selenium Answer: Metals on the left, non on right. Calcium - metal selenium – non-metal Goal:

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Ionic Bonding and Writing Formulas

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Presentation transcript:

W ARM UP 12/03/14 Question: Metal or non-metal: calcium, selenium Answer: Metals on the left, non on right. Calcium - metal selenium – non-metal 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.

A GENDA - Bellwork - Review HW - Notes on bonding - Bonding Video - practice - Homework -Per 1, 2, 8: pg 14,15, 18 -Per 4, 6: pg Check home access