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Which of the following statements is not true?
A.) Noble gases are very reactive chemicals.
B.) Noble gases also are called inert gases.
C.) Noble gases are found in group 18.
D.) Noble gases possess a full valence shell

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Answer:

D

Explanation:

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Answer:

A

Explanation:

Noble gases have a full valence shell, so D is correct.

Inert gases are another term for noble gases, so B is correct.

Noble gases are found in the last column, which is group 18. This makes C correct.

The last one is A, so that must be the one that is incorrect.

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