CBSE Class 10 Science 2020 · Paper 31/5/1 · Question 12(b)
An element X is forming acidic oxide. Its most probable position in the modern periodic table is
- (a)Group 1 and Period 3
- (b)Group 16 and Period 3
- (c)Group 17 and Period 3
- (d)Group 2 and Period 3
Answer
(b) Group 16 and Period 3
(c) Group 17 and Period 3
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