AP EAMCET Engineering 2018 Apr 22 Shift 2 Paper

Section: Chemistry

Question : 146 of 160

Marks: +1, -0

The element X on reaction with conc. HNO‌3 forms two acidic oxides A and B of different shapes. Element Z on reaction with conc. H‌2 SO‌4 forms two acidic oxides A and D of different shapes. What are X and Z?

C, C
S, Cu
C, S
C, Cu

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