Question Answers

Two type FXF angles are present in which of the following molecules ( X = S , Xe , C ) (a) SF4 (b) XeF4 (c) SF6 (d) CF4 C ) (a) SF4 (b) XeF4 (c) SF6 (d) CF4 Two type FXF angles are present in which of the following molecules ( X = S [...]

According to VSEPR theory molecule having T – shaped is (a) CLF3 (b) NH3 (c) BF3 (d) H2O According to VSEPR theory molecule having T - shaped is (a) CLF3 (b) NH3 (c) BF3 (d) H2O December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

If we use phenolphthalein as an indicator in a titration of Na2CO3 with HCl, the usual result is (a) No visible change is occur If we use phenolphthalein as an indicator in a titration of Na2CO3 with HCl the usual result is (a) No visible change is occur December 7, 2020 Category: Uncategorised (JEE Advanced [...]

Which indicator can be used in the titration of strong acid and strong base (a) Only phenolphthalein (b) Only methyl orange Which indicator can be used in the titration of strong acid and strong base (a) Only phenolphthalein (b) Only methyl orange December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

Assertion : White ppt. of AgCl is soluble in NH4OH. Reason : It is due to the formation of soluble complex. Assertion : White ppt. of AgCl is soluble in NH4OH. Reason : It is due to the formation of soluble complex. December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

Assertion : Cu 2+ and Cd 2+ are separated by first adding KCN solution and then passing H2S gas. Reason : KCN reduces Cu 2+ to Cu+ and form a complex with it. Assertion : Cu 2+ and Cd 2+ are separated by first adding KCN solution and then passing H2S gas. Reason : KCN [...]

Assertion : Addition of NH4OH to an aqueous solution of BaCl2 in the presence of NH4Cl (excess) precipitates Ba(OH)2 Reason : Ba(OH)2 is insoluble in water. Assertion : Addition of NH4OH to an aqueous solution of BaCl2 in the presence of NH4Cl (excess) precipitates Ba(OH)2 Reason : Ba(OH)2 is insoluble in water. December 7, 2020 [...]

When acetic acid and K4Fe(CN)6 is added to a copper salt, a chocolate precipitate is obtained of the compound a chocolate precipitate is obtained of the compound When acetic acid and K4Fe(CN)6 is added to a copper salt December 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Assertion : Sb (III) is not precipitated as sulphide when in its alkaline solution H2S is passed. Reason : The concentration of S 2- ion in alkaline Assertion : Sb (III) is not precipitated as sulphide when in its alkaline solution H2S is passed. Reason : The concentration of S 2- ion in alkaline December [...]

The shape of XeOF2 on teh basis of VSEPR theory is (a) see saw (b) V – shaped (c) TRigonal planar (d) T – shaped The shape of XeOF2 on teh basis of VSEPR theory is (a) see saw (b) V - shaped (c) TRigonal planar (d) T - shaped December 7, 2020 Category: Uncategorised [...]