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Question
Fill in the blank and rewrite the completed statement:
________ group in the periodic table contains elements that are all gases at room temperature.
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Solution
The 18th group in the periodic table contains elements that are all gases at room temperature.
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|
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Group 2 |
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|
|
|
|
D |
|
|
B |
C |
|
|
A |
|
|
E |
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