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| 1 | |
Mendeleev arranged families of elements __________ in his periodic table.
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| | A) | circularly |
| | B) | vertically |
| | C) | diagonally |
| | D) | horizontally |
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| 2 | |
Lanthanides are __________.
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| | A) | similar to each other |
| | B) | nonmetals |
| | C) | easily confused with other metals |
| | D) | different from each other |
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| 3 | |
From left to right, what are the order of zones on a periodic table?
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| | A) | metalloids, metals, and nonmetals |
| | B) | metals, nonmetals, and metalloids |
| | C) | metals, metalloids, and nonmetals |
| | D) | nonmetals, metalloids, and metals |
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| 4 | |
Which elements are essential for life?
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| | A) | uranium and plutonium |
| | B) | nitrogen and phosphorus |
| | C) | gold and silver |
| | D) | mercury and lead |
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| 5 | |
According to the periodic table, iodine will have similar chemical and physical properties to which element?
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| | A) | carbon |
| | B) | oxygen |
| | C) | sodium |
| | D) | bromine |
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| 6 | |
Mendeleev arranged the elements in his periodic table by increasing __________.
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| | A) | atomic number |
| | B) | symbol |
| | C) | hardness |
| | D) | atomic mass |
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| 7 | |
Which gas is a noble gas?
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| | A) | helium |
| | B) | hydrogen |
| | C) | oxygen |
| | D) | ozone |
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| 8 | |
What is a common property of transition metals?
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| | A) | low boiling point |
| | B) | soft |
| | C) | brittle |
| | D) | high melting point |
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| 9 | |
Elements used in dentistry include __________.
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| | A) | lead, silver, and mercury |
| | B) | silver, gold, and platinum |
| | C) | fluorine, chlorine, and bromine |
| | D) | silver, fluorine, and mercury |
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| 10 | |
Alkali earth metals are __________ than alkali metals.
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| | A) | just as reactive |
| | B) | less reactive |
| | C) | less shiny |
| | D) | more reactive |
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| 11 | |
The __________ contains the name, atomic number, symbol, and atomic mass of an element.
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| | A) | bulls eye |
| | B) | element key |
| | C) | property |
| | D) | letter |
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| 12 | |
Which element is a gas at room temperature?
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| | A) | hydrogen |
| | B) | carbon |
| | C) | gold |
| | D) | mercury |
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| 13 | |
Moseley arranged his periodic table by increasing __________.
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| | A) | hardness |
| | B) | atomic number |
| | C) | atomic mass |
| | D) | symbol |
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| 14 | |
A(n) __________ of elements on the modern periodic table contains elements with similar chemical and physical properties.
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| | A) | group |
| | B) | zone |
| | C) | family |
| | D) | area |
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| 15 | |
The iron triad has __________ properties.
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| | A) | no chemical |
| | B) | magnetic |
| | C) | unusual |
| | D) | nonmetallic |
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| 16 | |
A substance that can make something happen faster but is not changed itself is a __________.
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| | A) | catalyst |
| | B) | platinum |
| | C) | metal |
| | D) | gas |
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| 17 | |
Noble gases __________ react with other elements.
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| | A) | always |
| | B) | do not |
| | C) | seldom |
| | D) | violently |
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| 18 | |
All actinides are __________.
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| | A) | nonmetals |
| | B) | radioactive |
| | C) | gases |
| | D) | non reactive |
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| 19 | |
What is a common property of nonmetals?
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| | A) | shininess |
| | B) | malleability |
| | C) | poor conductors |
| | D) | ductility |
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| 20 | |
Halogens form __________ when mixed with alkali metals.
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| | A) | acids |
| | B) | noble gases |
| | C) | salts |
| | D) | gases |
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