21.The smallest part of an element that keeps the same properties of that element. a. Element b. Compound c. Atom d. quark
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1 21.The smallest part of an element that keeps the same properties of that element a. Element b. Compound c. Atom d. quark
2 22.A substance made of 2 or more elements chemically combined a. Compound b. Mixture c. Solution d. Element
3 23. A pure substance that cannot be broken down into other substances a. Element b. Atom c. Compound d. Mixture
4 25.Which is an element and which is a compound? a.au b.mgo
5 26.To which area do these elements belong? Argon, nitrogen, oxygen, carbon, hydrogen a. Atmosphere b. Earth s crust c. Human Body d. Oceans
6 27.To which area do these elements belong Aluminum, calcium, hydrogen, iron, magnesium, oxygen, potassium, silicon, sodium, a. Atmosphere b. Earth s crust c. Human Body d. Oceans
7 d.oceans 28.To which area do these elements belong calcium, carbon, chlorine, fluorine, hydrogen, magnesium, oxygen, potassium, silicon, sodium, sulfur a. Atmosphere b.earth s crust c. Human body
8 d.oceans 29. To which area do these elements belong Calcium, carbon, chlorine, hydrogen, iodine, iron, magnesium, nitrogen, oxygen, phosphorus, potassium, sodium, sulfur, zinc a. Atmosphere b.earth s crust c. Human body
9 30. Anything that has mass and takes up space
10 32. Particle in the nucleus with a positive charge
11 33. Particle in the nucleus that is neutral
12 34. Particle that orbits the nucleus in different energy levels and has a negative charge
13 36. Elements that are shiny, ductile, malleable and conduct heat and electricity, found to the left side of the stairstep line
14 37. Another word for shiny used to describe metals
15 38. Able to be hammered into shapes
16 39. Able to be drawn into thin wire
17 40. Elements that are not shiny, not ductile, not malleable and don t conduct heat and electricity and are found to the right side of the stairstep line.
18 41. Elements touching either side of the stairstep line that have some characteristics of metals and some of nonmetals
19 43. The person who created the periodic table
20
21 21.The smallest part of an element that keeps the same properties of that element a. Element b.compound c. Atom d.quark
22 22.A substance made of 2 or more elements chemically combined a. Compound b.mixture c. Solution d.element
23 23. A pure substance that cannot be broken down into other substances a. Element b.atom c. Compound d.mixture
24 25. Which is an element and which is a compound? a.au - element b.mgo - compound
25 26.To which area do these elements belong? Argon, carbon, hydrogen, nitrogen, oxygen a. Atmosphere b. Earth s crust c. Human Body d. Oceans
26 27.To which area do these elements belong Aluminum, calcium, hydrogen, iron, magnesium, oxygen, potassium, silicon, sodium a. Atmosphere b. Earth s crust c. Human Body d. Oceans
27 d.oceans 28. To which area do these elements belong calcium, carbon, chlorine, fluorine, hydrogen, magnesium, oxygen, potassium, silicon, sodium, sulfur a. Atmosphere b.earth s crust c. Human body
28 d.oceans 29.To which area do these elements belong Calcium, carbon, chlorine, hydrogen, iodine, iron, magnesium, nitrogen, oxygen, phosphorus, potassium, sodium, sulfur, zinc a. Atmosphere b.earth s crust c. Human body
29 30.Anything that has mass and takes up space Matter
30 32. Particle in the nucleus with a positive charge Proton
31 33. Particle in the nucleus that is neutral Neutron
32 34. Particle that orbits the nucleus in different energy levels and has a negative charge Electron
33 36. Elements that are shiny, ductile, malleable and conduct heat and electricity, found to the left side of the stairstep line Metals
34 37. Another word for shiny used to describe metals Luster
35 38. Able to be hammered into shapes Malleable
36 39. Able to be drawn into thin wire Ductile
37 40. Elements that are not shiny, not ductile, not malleable and don t conduct heat and electricity and are found to the right side of the stairstep line Nonmetals
38 41. Elements touching either side of the stairstep line that have some characteristics of metals and some of nonmetals Metalloids
39 43. The person who created the periodic table Mendeleev
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