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Get a Charge Out of Matter Jeopardy. Final Jeopardy. Category is: Water and Knives. Matter 100. All Matter Demonstrates Answer: Electrical Properties. Matter 200. Solids will dissolve in water if Answer: Their electrical properties are the same. Matter 300.

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final jeopardy
Final Jeopardy

Category is:

Water and Knives

matter 100
Matter 100
  • All Matter Demonstrates
  • Answer: Electrical Properties
matter 200
Matter 200
  • Solids will dissolve in water if
  • Answer: Their electrical properties are the same.
matter 300
Matter 300
  • A substance used by athletes that will dissolve in water and conduct an electrical current.
  • Answer: electrolyte
matter 400
Matter 400
  • If water and oil do not mix
  • Answer: the molecules are different
matter 500
Matter 500
  • If a plastic knife is negatively charged with paper
  • Answer: it will attract positively charged objects.
matter 600
Matter 600
  • Substances with electrical properties SIMILAR to water
  • Answer: will dissolve in water
vocabulary 100
Vocabulary 100
  • A charged particle.
  • Answer: Ion
vocabulary 200
Vocabulary 200
  • A molecule that has an unequal distribution of charges (dipoles), resulting in one end that is more positive and the other that is more negative is called
  • Answer: Polar
vocabulary 300
Vocabulary 300
  • The property that describes the ability of an atom to attract electrons
  • Answer: Electronegativity
vocabulary 400
Vocabulary 400
  • Molecules that share electrons, but not equally are called
  • Answer: polar covalent
vocabulary 500
Vocabulary 500
  • Molcules that share electrons with water equally and DO NOT mix with water are
  • Answer: nonpolar covalent
vocabulary 600
Vocabulary 600
  • The part or section of the molecule that demonstrates both positive and negative charges (but can still be overall neutral) is a(n)
  • Answer: dipole
bonds 100
Bonds 100
  • Substances that are soluble, hard, have high melting points, and are strong conductors are
  • Answer: Ionic compounds
bonds 200
Bonds 200
  • A compound made by transferring electrons
  • Answer: ionic
bonds 300
Bonds 300
  • A compound made by sharing electrons.
  • Answer: covalent
bonds 400
Bonds 400
  • Which bond has the most drastic difference in electronegativity values?
  • Answer: ionic
bonds 500
Bonds 500
  • Which bond is formed when atoms have similar electronegativity values?
  • Answer: covalent
bonds 600
Bonds 600
  • Which bond is formed when two atoms from opposite sides of the periodic table join?
  • Answer: ionic
miss alanious 100
Miss Alanious 100
  • Ionic compounds in a solid form a
  • Answer: Crystal Lattice.
miss alanious 200
Miss Alanious 200
  • Solid ionic compounds do not conduct electricity because
  • Answer: They are in a fixed position, have a strong attraction for each other, and electricity is not free to flow.
miss alanious 300
Miss Alanious 300
  • The rule for solubility is
  • Answer: Like dissolves like
miss alanious 400
Miss Alanious 400
  • Why doesn’t PURE water conduct electricity well?
  • Answer: The total charge of water overall is neutral.
miss alanious 500
Miss Alanious 500
  • What do high numbers on the conductivity meter show?
  • Answer: ions are present and electrons are allowed to move freely.
miss alanious 600
Miss Alanious 600
  • Why did the stream of water bend when the NEGATIVELY charged knife was brought near it?
  • Answer: The positive part of the water molecule was attracted to the knife.
final jeopardy27
Final Jeopardy
  • What happened to the arrangement of water molecules in the stream as they passed the negatively charged knife?
answer
Answer
  • The started out randomly and then aligned with the positive hydrogen towards the knife
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