Oxyacids OF sulphur 'ous' series ||H2SO4|| H2S2O2||H2S2O5 ||H2S2O4||'ic' series||H2SO4||H2S2O3||H2S2O7|| H2S2O6||peroxy series ||H2SO5|| H2S2O8||Thionic Acid Series H2S(n+2)O6||Sulphuric Acid Properties & Preparation||Contact Process

Oxidation states of sulphur in H_2 S_2 O_7 , H_2 SO_3 and H_2 S are respectively

Name the following compounds : Oxides of sulphur : (i) S_2 O (ii) S_2 O_3 (iii) SO_4 (iv) S_2 O_7 . (b) Oxyacids of sulphur : (i) H_2 SO_2 (ii) H_2 SO_3 (iii) H_2 S_2 O_4 (iv) H_2 S_2 O_2 (v) H_2 S_2 O_5 . (c) Sulphuric acid : (i) H_2 S_2 O_3 (ii) H_2 S_2 O_7 (d) Thionic acids : (i) H_2 S_2 O_6 (ii) H_2 (S)_n O_6 ( e) Peroxo acids : (i) H_2 SO_5 (ii) H_2 S_2 O_8 .

H_(2)S is. more acidic than H_(2)O because

Sulphur shows a large number of oxidation states in its compounds such as H_2S, SO_2, H_2SO_3,Na_2S_2O_3, H_2SO_4, H_2S_2O_7, H_2S_2O_4 and elemental S . In the reactions of sulphur compounds , the oxidation number of sulphur increases and decreases in different reactions and the compounds act as reducing and oxidising agents. (i) H_2S +HNO_3 rarr NO+S+H_2O (ii) 2Na_2S_2O_3+I_2rarr Na_2S_4O_6+2NaI (iii) H_2SO_4+2HBr rarr 2H_2O+Br_2+SO_2 (iv) S_8+12OH^(-) rarr 4S^(2-) +2S_2O_3^(2-) +6H_2O What is the oxidation number of sulphur in H_2SO_3 and H_2S_2O_4 ?

Sulphur shows a large number of oxidation states in its compounds such as H_2S, SO_2, H_2SO_3,Na_2S_2O_3, H_2SO_4, H_2S_2O_7, H_2S_2O_4 and elemental S . In the reactions of sulphur compounds , the oxidation number of sulphur increases and decreases in different reactions and the compounds act as reducing and oxidising agents. (i) H_2S +HNO_3 rarr NO+S+H_2O (ii) 2Na_2S_2O_3+I_2rarr Na_2S_4O_6+2NaI (iii) H_2SO_4+2HBr rarr 2H_2O+Br_2+SO_2 (iv) S_8+12OH^(-) rarr 4S^(2-) +2S_2O_3^(2-) +6H_2O What is the change in oxidation number of sulphur in reaction (ii)

Oxidation state of sulphur in \(H_{2}S_{2}O_{8}\) and \(H_{2}SO_{5}\)

Sulphur shows a large number of oxidation states in its compounds such as H_2S, SO_2, H_2SO_3,Na_2S_2O_3, H_2SO_4, H_2S_2O_7, H_2S_2O_4 and elemental S . In the reactions of sulphur compounds , the oxidation number of sulphur increases and decreases in different reactions and the compounds act as reducing and oxidising agents. (i) H_2S +HNO_3 rarr NO+S+H_2O (ii) 2Na_2S_2O_3+I_2rarr Na_2S_4O_6+2NaI (iii) H_2SO_4+2HBr rarr 2H_2O+Br_2+SO_2 (iv) S_8+12OH^(-) rarr 4S^(2-) +2S_2O_3^(2-) +6H_2O Name the substance which gets (a) reduced and (b) oxidised in reaction (iii)

Sulphur shows a large number of oxidation states in its compounds such as H_2S, SO_2, H_2SO_3,Na_2S_2O_3, H_2SO_4, H_2S_2O_7, H_2S_2O_4 and elemental S . In the reactions of sulphur compounds , the oxidation number of sulphur increases and decreases in different reactions and the compounds act as reducing and oxidising agents. (i) H_2S +HNO_3 rarr NO+S+H_2O (ii) 2Na_2S_2O_3+I_2rarr Na_2S_4O_6+2NaI (iii) H_2SO_4+2HBr rarr 2H_2O+Br_2+SO_2 (iv) S_8+12OH^(-) rarr 4S^(2-) +2S_2O_3^(2-) +6H_2O What type of reaction is reaction (iv) ?

Sulphur shows a large number of oxidation states in its compounds such as H_2S, SO_2, H_2SO_3,Na_2S_2O_3, H_2SO_4, H_2S_2O_7, H_2S_2O_4 and elemental S . In the reactions of sulphur compounds , the oxidation number of sulphur increases and decreases in different reactions and the compounds act as reducing and oxidising agents. (i) H_2S +HNO_3 rarr NO+S+H_2O (ii) 2Na_2S_2O_3+I_2rarr Na_2S_4O_6+2NaI (iii) H_2SO_4+2HBr rarr 2H_2O+Br_2+SO_2 (iv) S_8+12OH^(-) rarr 4S^(2-) +2S_2O_3^(2-) +6H_2O Name the oxidising agent reducing agent in reaction (i)