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Chemistry Quiz 11 (25 MCQs)

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1. The property of water that shows it takes a lot of energy to raise water 1 degree. This helps stabilize the environment and organisms and cells that are made mostly of water.
2. Chemical bonds formed by the sharing of electrons are called
3. The tendency of a substance to resist changes in its motion is
4. How many atoms of fluorine are in a molecule of carbon tetrafluoride, CF4?
5. A way to show the number and type of elements(atoms) in a molecule or compound with a combination of symbols and numbers.
6. What is the chemical symbol for carbon?
7. The isotope atoms differ in?
8. Which of the following bonds are the weakest?
9. A pH of 3 is _____ times more acidic than a pH of 6
10. Ionic compound contains?
11. An ion is formed when an atom gains or loses
12. Atomic number of an element gives
13. The number of protons present in the nucleus of an atom determines the _____
14. Which of the following covalent compounds has a chemical formula of NF3?
15. Objects float or sink as a result of this property
16. A mixture that is unevenly distributed, has 2 phases
17. What type of bond results from shared electrons?
18. Which of the following is a physical property of metals?
19. What is the result of the reaction between potassium bromide and ammonium sulfide?
20. The luster of a metal is due to
21. Fluorine will form what type of ion?
22. How many different bonds can every atom of carbon make?
23. Where are electrons located?
24. How many electrons are in a neutral atom of sodium-23?
25. How many total ATOMS are in the following compound:2C2H4O2
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