+ 1. Update your completion chart. 2. Shade in your most recent grade on your tracker. 3. Work on the Neuron Activation TO DO: 1. Draw a Lewis Dot Diagram for an atom that has 8 electrons at its ground state.
+ 1.Update your completion chart. 2.Shade in your most recent grade on your tracker. 3.Work on the Neuron Activation 1.Draw a Lewis Dot Diagram for an.
Dec 28, 2015
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+
1. Update your completion chart.
2. Shade in your most recent grade on your tracker.
3. Work on the Neuron Activation
TO DO:
1. Draw a Lewis Dot Diagram for an atom that has 8 electrons at its ground state.
+
+The Breakdown of the Day
Explore – Nuclear Particles
Understand – How to write nuclear decay reactions
Opportunity – Gain an understanding of why things are radioactive
ChemMastery ?
+
+The History of the Atom
1. Radioactivity: When materials _______________ _____________ they become radioactive.
+The History of the Atom
2 Two main reasons why particles are radioactive:
a. Some particles are naturally radioactive because of their _______________. ____________________ is the last element in the periodic table that has a stable, nonradioactive isotope.
b. If the mass of an isotope is greater than the __________________________________.
+
Composition Mass Charge Penetration
Composition Mass Charge Penetration
Composition Mass Charge Penetration
+
+
Composition Mass Charge Penetration
Composition Mass Charge Penetration
Composition Mass Charge Penetration
€
24He
€
-10e
+
+
Composition Mass Charge Penetration
Composition Mass Charge Penetration
Composition Mass Charge Penetration
€
24He
€
-10e
€
00γ
+
+
Composition Mass Charge Penetration
Composition Mass Charge Penetration
Composition Mass Charge Penetration
€
24He
€
-10e
€
00γ
+Combinations and Decay
3. If you add two particles to form a product, then the particles are _____________.
4. If you take one particle and split it into two, then the particles are _______________.
+1) Write your initial atoms2) Make sure the atomic numbers and atomic masses on one side of the equation equal the atomic numbers and masses of the other side of the equation.
Finish the equation for the following reactions
Nitrogen-14 combines with an alpha particle
€
714N + ___ →___
+1) Write your initial atoms2) Make sure the atomic numbers and atomic masses on one side of the equation equal the atomic numbers and masses of the other side of the equation.
Finish the equation for the following reactions
Fluorine-20 went through beta decay.
€
920F →___ +___
+Guided Practice
Hot Seat-3 problems
-3 tries
-best time wins
+Problem 1 Fill in the information for an ALPHA PARTICLE
Composition Mass Charge Penetration
+Problem 1 Fill in the information for an BETA PARTICLE
Composition Mass Charge Penetration
+Problem 1 Fill in the information for an GAMMA PARTICLE
Composition Mass Charge Penetration
+Problem 2Write the following decaying reaction
Nitrogen-15 went through BETA decay.
€
715N →___ +___
+Problem 2Write the following decaying reaction
Bromine-83 went through ALPHA decay.
€
8335Br →___ +___
+Problem 2Write the following decaying reaction
Chlorine-38 went through BETA decay.
€
1738Cl →___ +___
+Problem 3Write the following combination reaction
Uranium-92 combined with a BETA PARTICLE.
€
92238U +___ →___
+Problem 3Write the following combination reaction
Plutonium-244 combined with an ALPHA PARTICLE.
€
94244Pu +___ →___
+Problem 3Write the following combination reaction
Polonium-209 combined with an BETA PARTICLE.
€
84209Po +___ →___
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