Which of the following is pseudo alum :
(A) \((NH_{4})_{2}SO_{4}.Fe_{2}(SO_{2})_{3}.24H_{2}O\)
(B) \(K_{2}SO_{4}.Al_{2}(SO_{4})_{3}.24H_{2}O\)
(C) \(MnSO_{4}.Al_{2}(SO_{4})_{3}.24H_{2}O\)
(D) None

Oleum is a mixture of \(H_{2}SO_{4}\)+\(SO_{2}\) \(H_{2}SO_{4}\)+\(SO_{3}\) \(H_{2}S_{2}O_{3}\)+\(SO_{3}\) \(H_{2}S_{2}O_{3}\)+\(SO_{2}\)

Which of the following is a disproportionation reaction \(4Zn+10HNO_{3}\rightarrow4Zn(NO_{3})_{2}+NH_{4}NO_{3}+3H_{2}O\) \(2KBr+3H_{2}SO_{4}\rightarrow2KHSO_{4}+SO_{2}+Br_{2}+2H_{2}O\)\(2KMnO_{4}+5H_{2}S+4H_{2}SO_{4}\rightarrow2KHSO_{4}+2MnSO_{4}+5S+8H_{2}O\),\(S_{8}+NaOH \rightarrow Na_{2}S_{5}+Na_{2}S_{2}O_{3}+H_{2}\)

\(Cl_{2}\) disproportionate in : (A) \(H_{2}\)O,NaOH (B) \(H_{2}\)O,dil.\(H_{2}SO_{4}\) (C) NaOH,dil.\(H_{2}SO_{4}\) (D) dil.\(H_{2}SO_{4}\).conc\(H_{2}SO_{4}\)

Find the valence factor for following salts : (i) K_(2)SO_(4).Al_(2)(SO_(4))_(3).24H_(2)O " " (ii) CaCO_(3)

The equivalent weight of potash alum (K_(2)SO_(4).Al_(2)(SO_(4))_(3).24H_(2)O) is

Calculate the equivalent weight of following assuming molecular weight M (i) H_(3)BO_(3) (ii) H_(3)PO_(2) (iii) FeSO_(4).(NH_(4))_(2).6H_(2)O (iv) K_(2)SO_(4)Cr_(2)(SO_(4))_(3).24H_(2)O (v) Al_(2)O_(3) (vi) HNO_(3) (vii) MgCO_(3) (Viii) CaSO_(4)

\(FeC_{2}O_{4}+KMnO_{4}+H_{2}SO_{4}\rightarrow Fe_{2}(SO_{4})_{3}+CO_{2}+MnSO_{4}\)The "n" - factor for \(FeC_{2}O_{4}\) in the above reaction is: