Chemistry > 2007 > 2
WASSCE
Which of the following statements about rare gases are correct?
I. Their outermost shells are fully filled
II. They are generally unreactive
III. Their outermost shells are partially filled
IV. They have lone pair of electrons in their outermost shell
I. Their outermost shells are fully filled
II. They are generally unreactive
III. Their outermost shells are partially filled
IV. They have lone pair of electrons in their outermost shell
A.
I and II only
B.
II and III only
C.
I, II and III only
D.
I, II, III and IV
Answer: A
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