1 - Quiz (1)
.docx
School
Alcovy High School**We aren't endorsed by this school
Course
HISTORY 123
Subject
Chemistry
Date
Dec 17, 2024
Pages
2
Uploaded by SuperHumanTank15727
Number your paper from 1-20. Write the correct answer on your paper.1. Which of the following is NOT a part of the structure of an atom? 30secProtons – Neutrons – Molecules - Electrons2. Which of the following choices is considered a molecule? 30secCarbon – Water – Lithium - Oxygen3. Is the ability to rust a physical or chemical property? 30secPhysical property Chemical Property4. Is the density of an object a physical property or a chemical property? 30secPhysical Property - Chemical Property5. Which choice below is a physical change? 30secBreaking a pencil - A rusting piece of metal - Alka- Seltzer tablets fizzing - Baking soda and vinegar reacting6. Which choice below is considered a chemical change? 30secBurning wood - Tearing a piece of paper - Coloring an egg - Chopping wood7. Air is considered which of the following?30secMixture – Compound – Element - Pure Substance – 8. Which item below is considered a homogeneous mixture? 30secSand – Salad - Milk and Cereal - Salt Water9. Which of the following is considered a heterogeneous mixture? 30secFruit Salad - Sugar Water – Gatorade - Jell-O10. Which choice describes the properties of metals?30seca.Semiconductors, Brittle, Conductive, Somewhat reactiveb.Dull, Brittle, NOT Reactive, Not Conductivec.Shiny, Malleable, Conductive, Solid, Reactive with acidd.Colorless, Odorless, NOT Reactive11. Which describes the properties of Metalloids?30seca.Shiny, Conductive, Brittle, Reactiveb.Odorless and Colorlessc.Reactive, Dull, Hardd.Some are shiny and some are dull, Semiconductors
12. Which two groups on the periodic table react aggressively? 30secHalogens - Noble Gases - Alkali Earth Metals - Alkaline Earth Metals13. What information does an elements atomic number tell you?30secNumber of Protons - Number of Neutrons - Its Atomic Mass - Number of Electrons14. How do you find the number of neutrons in an element?30secDivide the atomic number by the atomic massAdd the atomic number to the atomic massSubtract the atomic number from the atomic massJust look at the atomic mass15. The law of conservation of matter states: matter cannot be _______ or ________________. Changed – Destroyed – Created - Altered16. In the picture which side of the equation is the product? 30secLeft - Right17. Starting with 56g of Fe and 32g of S. After the combination how many grams of FeS are there.30s24g - 1,792g - 1.75g - 88g18. Law of conservation of energy states you cannot create or destroy energy it only _______ form. 30secAdds – Leaves – Changes - Disappears19. Which activity below is an example of kinetic energy? 30secTaking a nap - Sitting in class - Riding a bicycle - Watching a movie20. Which choice below shows the energy transformation for a fan. 30secElectric to Mechanical - Chemical to Electric - Electric to Potential - Potential to Mechanical