Question Answers

THe state of hybridization of the central atom and the number of lone pairs over the central atom in POCL3 are THe state of hybridization of the central atom and the number of lone pairs over the central atom in POCL3 are December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

The percentage s – character of the hybrid orbitals in methane , ethene and ethyne are respectively ethene and ethyne are respectively The percentage s - character of the hybrid orbitals in methane December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In which pair of species , both species do have the similar geometry (a) CO2 , SO2 (b) NH3 , BH3 (c) CO3^2- , SO3^2- (d) SO4^2- , CLO4^- BH3 (c) CO3^2- both species do have the similar geometry (a) CO2 CLO4^- In which pair of species SO2 (b) NH3 SO3^2- (d) SO4^2- December 6, [...]

When bismuth chloride is poured into a large volume of water, the white precipitate produced is the white precipitate produced is When bismuth chloride is poured into a large volume of water December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Addition of solution of oxalate to an aqueous solution of mixture of Ba++, Sr++ and Ca++ will precipitate (a) Ca++ (b) Ca++ and Sr ++ Addition of solution of oxalate to an aqueous solution of mixture of Ba++ Sr++ and Ca++ will precipitate (a) Ca++ (b) Ca++ and Sr ++ December 6, 2020 Category: Uncategorised [...]

SF2 , SF4 and SF6 have the hybridizations at sulphur atom respectyively , as As SF2 SF4 and SF6 have the hybridizations at sulphur atom respectyively December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Pair of species having identical shapes for molecules is (a) CF4 , SF4 (b) BF3 , PCL3 (c) XeF2, CO2 (d) PF5, IF5 CO2 (d) PF5 IF5 Pair of species having identical shapes for molecules is (a) CF4 PCL3 (c) XeF2 SF4 (b) BF3 December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

H2S will precipitate the sulphides of all the metals from the solution of chlorides of Cu, Zn and Cd, if (a) The solution is aqueous (b) The solution is acidic H2S will precipitate the sulphides of all the metals from the solution of chlorides of Cu if (a) The solution is aqueous (b) The solution [...]

If Na+ ion and S2- ion is larger than Cl- ion, which of the following will be least soluble in water (a) MgS (b) NaCl (c) Na2S (d) MgCl2 If Na+ ion and S2- ion is larger than Cl- ion which of the following will be least soluble in water (a) MgS (b) NaCl (c) [...]

Pb(CH3COO) gives …………………… colour with H2S (a) Orange (b) Red (c) Black (d) White Pb(CH3COO) gives ........................ colour with H2S (a) Orange (b) Red (c) Black (d) White December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,