Which of the following does not give oxygen on heating?
(a) Zn(ClO₃)₂
(b) K₂Cr₂O₇
(c) (NH₄)₂Cr₂O₇
(d) KClO₃
Answers
Answered by
10
ZN(CLO3)2 does not give oxygen on heating
Answered by
19
Answer:
Answer is (NH4)2Cr2O7
Explanation:
Accd to options
1. Zn(ClO3)2 =heat= ZnCl2 + 3(O2)
2. 4(K2Cr2O7) =heat= 4(K2Cr2O4) + 2(Cr2O3) + 3(O2)
3. (NH4)2CrO7 =heat= N2 + Cr2O3 + 4(H2O) ----------------No O2 formed here
4. KClO3 =heat= 2(KCl) + 3(O2)
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