Question Answers

Bleaching powder is correctly represented as (a) CaOCl2 (b) CaO (c) CaO(Cl) (d) CaCl(OCl) Bleaching powder is correctly represented as (a) CaOCl2 (b) CaO (c) CaO(Cl) (d) CaCl(OCl) November 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

White enamel of our teeth is (a) Ca3(PO4)2 (b) CaF2 (c) CaCl2 (d) CaBr2 White enamel of our teeth is (a) Ca3(PO4)2 (b) CaF2 (c) CaCl2 (d) CaBr2 November 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Bleaching action of chlorine is due to (a) Oxidation (b) Reduction (c) Hydrolysis (d) Its acidic nature Bleaching action of chlorine is due to (a) Oxidation (b) Reduction (c) Hydrolysis (d) Its acidic nature November 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The element which never acts as reducing agent in a chemical reaction is (a) O (b) Li (c) F (d) C The element which never acts as reducing agent in a chemical reaction is (a) O (b) Li (c) F (d) C November 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

When a manganous salt is fused with a mixture of KNO3 and solid NaOH the oxidation number of Mn changes from +2 to When a manganous salt is fused with a mixture of KNO3 and solid NaOH the oxidation number of Mn changes from +2 to November 24, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

Consider the following treaction 6NaOH +3Cl2 gives 5NaCL +A +3H2O what is the oxidation number of chlorine in A Consider the following treaction 6NaOH +3Cl2 gives 5NaCL +A +3H2O what is the oxidation number of chlorine in A November 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

HI cannot be prepared by the action of conc. H2SO4 on KI because (a) HI is stronger than H2SO4 (b) HI is more volatile than H2SO4 HI cannot be prepared by the action of conc. H2SO4 on KI because (a) HI is stronger than H2SO4 (b) HI is more volatile than H2SO4 November 24, 2020 [...]

In chromite ore, the oxidation number of iron and chromium are respectively……… (a) +3, +2 (b) +3 , +6 (c) +2,+6 (d) +2, +3 +2 (b) +3 +6 (c) +2 +6 (d) +2 3% In chromite ore the oxidation number of iron and chromium are respectively......... (a) +3 November 24, 2020 Category: Uncategorised (JEE Advanced [...]

Which one of the following has lowest bond dissociation energy (a) Cl-Cl (b) F-F (c) Br-Br (d) I-I Which one of the following has lowest bond dissociation energy (a) Cl-Cl (b) F-F (c) Br-Br (d) I-I November 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Oxidation numbers of two Cl atoms in bleaching powder, CaOCL2 are CaOCL2 are Oxidation numbers of two Cl atoms in bleaching powder November 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,