Which of the following does not give oxygen on heating? (a) \( \mathrm{KClO}_{3} \) (NEET 2013) ...

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Which of the following does not give oxygen on heating?
(a) \( \mathrm{KClO}_{3} \)
(NEET 2013)
(c) \( \mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7} \)
(b) \( \mathrm{Zn}\left(\mathrm{ClO}_{3}\right)_{2} \)
\( \mathrm{P} \)
(d) \( \left(\mathrm{NH}_{4}\right)_{2} \mathrm{Cr}_{2} \mathrm{O}_{7} \)
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