How many of the following have similar structure to 'S2Cl2' ? 'H2O2' 'H2F2' 'C2H2' 'C2F2' 'H2S2' 'O2F2' 'S2B2' and 'S2F2'

Balance the following equation : HNO_3 + H_2S to NO_2 + H_2O + S .

Draw structure H_(2)S_(2)O_(4)

How many of the following reactions would have HCl as one of the products ? (a) CH_3Cl+H_2O to (b) FeSO_4 + H_2SO_4 + Cl_2 to (c) l_2+Cl_2+H_2O to (d) H_2O+SO_2+Cl_2 to (e) SO_3+Cl_2 to (f) NaCI(aq)overset("Electrolysis")to (g) Cl_2+H_2O (h) Cl_2O_7+H_2O to (i) Cl_2+NaOH(conc) to

Role of SO_2 in the following reaction respectively are, (a) Fe_2(SO_4)_3 + SO_2 +2H_2O rarr 2FeSO_4 + H_2SO_4 , (b) 2H_2S + SO_2 rarr 2H_2O + 3S

How many of the following are correct statements. -Valency of an element is always a whole number. -2H_(2)S+SO_(2)to3S+2H_(2)O is disproportionation reaction.

Complete the following chemical reactions. (i) PbS(s)+H 2 ​ O 2 ​ (aq)→ (ii) MnO 4 − ​ (aq)+H 2 ​ O 2 ​ (aq)→ (iii) CaO(s)+H 2 ​ O(g)→

In how many of the following compounds of sulphur, there is S-S bond (only single bond not double bond between two sulphur atoms.) H_2S_2O_4, H_2S_2O_3, H_2S_2O_5, H_2S_2O_6, H_2S_2O_7, H_2S_2O_8, S_2Cl_2, "cyclic"(SO_3)_3 .

The CORRECT statements about the structure of H_(2)O_(2),O_(2)F_(2) and OF_(2) is /are

How many mL of 22.4 volume H_(2)O_(2) is required to oxidise 0.1 mol of H_(2)S gas to S ?

Which of the following set of compounds have peroxide bonds ? 1. O_(2)F_(2) " " 2. H_(2)O_(2) " " 3. H_(2)S_(2)O_(8) " " 4. CrO_(5)