To prevent the presence of air, noble gases are placed

  1. To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. A
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  2. What is one way in which Noble Gases are different from other elements?a. Noble Gases have low boiling points b. Noble gases
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  3. Which two groups of elements in the periodic table are the most reactive?(1 point)Responses alkaline earth metals and halogens
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  4. Which two groups of elements in the periodic table are the most reactive?(1 point)Responses halogens and noble gases halogens
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  5. Which two groups of elements in the periodic table are the most reactive?(1 point) Responsesalkaline earth metals and halogens
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  6. Which two groups of elements in the periodic table are the most reactive?(1 point)Responses noble gases and alkali metals noble
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  7. Which two groups of elements in the periodic table are the most reactive?(1 point) Responses halogens and noble gases halogens
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  8. Which two groups of elements in the periodic table are the most reactive?(1 point)Responses noble gases and alkali metals noble
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  9. Which two groups of elements in the periodic table are the most reactive?(1 point)Responses halogens and noble gases halogens
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  10. Which of the statements correctly describes the reactivity of noble gases, according to the octet rule?They have eight electrons
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