1. Jeopardy Review- Sem 1 Chem Scientific Method + Metrics Properties of Matter The AtomCompoundsThe Periodic Table 100 200 300 400 500 Final Jeopardy

2. Sci Method + Metrics 100 A statement that can be tested is also called a _____? Hypothesis Back

3. Sci Method + Metrics 200 A statement made using your senses (sight, touch, taste, hearing, smell) is called an _____. Observation Back

4. Sci Method + Metrics 300 After eating lunch, a student has a mass of 73.6 kg. What is the student’s mass in grams? 73,600 g Back

5. Sci Method + Metrics 400 When playing darts, a person hits the three, the desired spot, 14 times in a row. Their throwing should be described as which of the following? a) Accurate b) Precise c) Both accurate and precise d) Neither accurate nor precise Both accurate and precise Back

6. Sci Method + Metrics 500 Calculate the %error of the electronic balance: Jimmy finds the mass of a 20g object on an electronic and manual balance. The manual balance measures the object’s mass as 24.23g and the electronic balance measures it as 22.23g 20 - 22.23 x 100 = 11% error 20 Back

7. Properties of Matter 100 What are the three states of matter? Solid, liquid, gas Back

8. Properties of Matter 200 The properties that describe how a substance changes into a new substance through chemical reactions are called _______________ properties. chemical Back

9. Properties of Matter 300 DAILY DOUBLE!!! A measurement of the force of gravity on an object is termed what? weight Back

10. Properties of Matter 400 Define heterogeneous mixture and give an example. The mixture is different throughout; example: fruit salad Back

11. Properties of Matter 500 When a rock was placed in 52mL of water, the level rose to 67mL. If the density of the rock is 11g/mL, what is its mass ? D=m/v; m=d*v 11 * 15mL= 165g Back

12. The Atom 100 What subatomic particles are found in the nucleus? Protons and neutrons Back

13. The Atom 200 What are the outermost electrons called? Valence electrons Back

14. The Atom 300 Change the number of these and you get an ion. electrons Back

15. The Atom 400 Change the number of these and you get a new element. Protons! Back

16. The Atom 500 The amount of energy needed to remove the outermost electron from an atom. Ionization energy Back

17. Compounds 100 When two nonmetals share electrons, they form a _____ bond. covalent Back

18. Compounds 200 An ionic bond is formed when _____. A nonmetal takes electrons away from a metal Back

19. Compounds 300 Write the formula for ammonium sulfide. (NH 4 ) 2 S Back

20. Compounds 400 HNO 3 … is a(n) acid Back

21. Compounds 500 Write the name for H 2 CO 3 Carbonic acid Back

22. The Periodic Table 100 Who developed the modern periodic table? Mendeleev Back

23. The Periodic Table 200 Where are the alkaline earth metals? Where are the alkali metals? Alkaline earth- column 2 Alkali metals- column 1 Back

24. The Periodic Table 300 What happens to the atomic radius as you move down and to the left on the periodic table? It gets bigger as you move down and smaller as you go to the right. Bonus (+2!) why? Back

25. The Periodic Table 400 Where are the halogens? Column 7 Back

26. The Periodic Table 500 What happens to the reactivity of metals as you go down and to the left? What happens to the reactivity of metals and you go up and to the right? Reactivity increases for metals Reactivity increases for nonmetals Back

27. Final Jeopardy DIMENSIONAL ANALYSIS- MAKE YOUR WAGER How old am I in years? Convert that to minutes. 15,242,400 minutes! (29yrs x 365 days/yr x 24 hrs/day x 60 min/hr) Back