Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

In which of the following molecules / ions are all the bonds not equal (a) SF4 (b) SiF4 (c) XeF4 (d) BF4^- In which of the following molecules / ions are all the bonds not equal (a) SF4 (b) SiF4 (c) XeF4 (d) BF4^- December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

The states of hybridization of boron and oxygen atoms in boric acid ( H3BO3 ) are respectively The states of hybridization of boron and oxygen atoms in boric acid ( H3BO3 ) are respectively December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

With K4(Fe(CN)6), Cu 2+ ion gives (a) A blue ppt (b) A bluish green ppt (c) A blood red ppt (d) A reddish brown ppt Cu 2+ ion gives (a) A blue ppt (b) A bluish green ppt (c) A blood red ppt (d) A reddish brown ppt With K4(Fe(CN)6) December 6, 2020 Category: Uncategorised [...]

Which of the following reactions with H2S does not produce metallic sulphide (a) ZnCl2 (b) CdCl2 (c) COCl2 (d) CuCl2 Which of the following reactions with H2S does not produce metallic sulphide (a) ZnCl2 (b) CdCl2 (c) COCl2 (d) CuCl2 December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Nessler’s reagent is used to detect (a) CrO4 2- (b) PO4 3- (c) MnO4 – (d) NH4 + Nessler's reagent is used to detect (a) CrO4 2- (b) PO4 3- (c) MnO4 - (d) NH4 + December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Cu 2+ ions will be reduced to Cu + ions by the addition of an aqueous solution of (a) KF (b) KCl (c) KI (d) KOH Cu 2+ ions will be reduced to Cu + ions by the addition of an aqueous solution of (a) KF (b) KCl (c) KI (d) KOH December 6, 2020 [...]

Which one of the following has the regular tetrahedral structure (a) BF4^- (b) SF4 (c0 XeF4 (d) [Ni (CN)4 ]^2- Which one of the following has the regular tetrahedral structure (a) BF4^- (b) SF4 (c0 XeF4 (d) [Ni (CN)4 ]^2- December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Sometimes yellow turbidity appears on passing H2S gas even in the absence of the second group radicals. This happens because Sometimes yellow turbidity appears on passing H2S gas even in the absence of the second group radicals. This happens because December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Sodium carbonate cannot be used in place of ammonium carbonate for the precipitation of the fifth group radicals because Sodium carbonate cannot be used in place of ammonium carbonate for the precipitation of the fifth group radicals because December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In which of the following species, the interatomic bond angle is 109degree 28′ In which of the following species the interatomic bond angle is 109degree 28' December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,