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JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES
1
Medium
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Analyzing
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Statement-I: There is regular increase in chemical reactivity from group 1 to group 18 .
Statement-II: Oxides of group-1 elements are basic and oxide of group 17 are acidic
Statement-II: Oxides of group-1 elements are basic and oxide of group 17 are acidic
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Correct option: C
Statement-I is false and statement-II is true
Option C is correct because statement I is false, as reactivity doesn't regularly increase from group 1 to 18, and statement II is true, as group 1 oxides are basic and group 17 oxides are acidic.
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