Duration: 5:37

3 views

0

Which of the following statements is not correct?
(i) Copper liberates hydrogen from acids.
\( \mathrm{P} \)
(ii) In its higher oxidation states, manganese forms stable compounds with oxygen and fluorine.
W
(iii) \( \mathrm{Mn}^{3+} \) and \( \mathrm{Co}^{3+} \) are oxidising agents in aqueous solution.
(iv) \( \mathrm{Ti}^{2+} \) and \( \mathrm{Cr}^{2+} \) are reducing agents in aqueous solution.
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live