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12-9
Question | Answer |
---|---|
A metallic bond holds together the Atoms of metal. T or F | true |
What subatomic particle carries a positive charge. | proton |
Evaporation is one of the four phases of matter. T or F | false |
When an Atom loses or gains an electron on it becomes an | ion |
Matter created from living things called | organic matter |
Atomic number describes the number of____ in the Atoms of an element | protons |
A substance made of two or more elements chemically bonded is a/an | compound |
Two or more Atoms joined together by covalent bonds form a/an | molecule |
Hydrogen,Oxygen,and.Iron are all examples of | elements |
Three basic,parts of chemical equation is | the reactants |
Salt is the most abundant element in the crust and atmosphere. T or F | false |
The phase of matter that has no define volume or definite shape is liquid. T or F | false |
Interactions between two two Atoms or Ions create a/am | chemical bond |
Is density a property of a solid. T or F | true |
An Atom is the same as an ion. T or F | false |
Everything you touch is made of matter? T or F | true |