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Physical Science 8th
Chapter-Chemical Bonding-Part 1
Question | Answer |
---|---|
What is an interaction that holds two atoms together? | Chemical Bond |
What is a charged particle that forms when an atom transfers electrons? | ion |
What is a bond that is formed when atoms share electrons? | Covalent Bond |
What are electons free to move throughout a material associated with? | Metallic Bond |
What is an electron in the outermost energy level of an atom? | Valence electron |
What do you call ionic compounds bonded in a three-dimensional pattern? | Crystal lattice |
Which element has a full outermost energy level containing only two electrons, fluorine, helium, hydrogen, or oxygen? | helium |
What happens when an atom becomes an ion with a 2- charge? | the atom gains 2 electrons |
The properties of ductility and malleability are associated with which type of bonds? | metallic |
What type of element tends to lose electrons when it forms bonds? | metal |
What two atoms can form an ionic bond? | potassium adn fluorine |
What are two properties of covalent compounds? | low melting points and they are brittle |
Why is an iron ion attracted to a sulfide ion but not to a zinc ion? | Iron is metal and Sulfide is not, opposites attract. |
What type of bond would form with zinc and zinc? | metallic |
What type of bond would form with oxygen and nitrogen? | covelant |
What type of bond would form with phosphorus and oxygen? | covelant |
What type of bond would form with magnesium and chlorine? | ionic |