Question Answers

The most efficient agent for the absorption of SO3 is (a) 98% H2SO4 (b) 80% H2SO4 (c) 20% oleum (d) 90% H2SO4 The most efficient agent for the absorption of SO3 is (a) 98% H2SO4 (b) 80% H2SO4 (c) 20% oleum (d) 90% H2SO4 November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

Probability of finding an electron at the nodal surface is (a) unity (b) Low (c) High (d) Zero Probability of finding an electron at the nodal surface is (a) unity (b) Low (c) High (d) Zero November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The radius of the first Bohr orbit of the H atom is r . Then the radius of the first orbit of Li^2+ will be The radius of the first Bohr orbit of the H atom is r . Then the radius of the first orbit of Li^2+ will be November 27, 2020 Category: Uncategorised [...]

The composition of the common glass is (a) Na2O.CaO.6SiO3 (b) Na2O.Al2O3.SiO2 (c) CaO.Al2O3.SiO2 The composition of the common glass is (a) Na2O.CaO.6SiO3 (b) Na2O.Al2O3.SiO2 (c) CaO.Al2O3.SiO2 November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In which of the following arrangement, the order is not according to the property indicated against it In which of the following arrangement the order is not according to the property indicated against it November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Silicon chloroform is prepared by (a) Si + HCl (b) SiCl4 + H2O (c) SiF4 + NaF (d) H2SiF6 + Cl2 Silicon chloroform is prepared by (a) Si + HCl (b) SiCl4 + H2O (c) SiF4 + NaF (d) H2SiF6 + Cl2 November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

BaSO4 and carbon on heating reacts to produce (a) Ba + SO2 + CO2 (b) BaS + CO (c) BaS + O2 + SO2 BaSO4 and carbon on heating reacts to produce (a) Ba + SO2 + CO2 (b) BaS + CO (c) BaS + O2 + SO2 November 27, 2020 Category: Uncategorised (JEE Advanced [...]

Concentrated aqueous sodium hydroxide can separate mixture of (a) Al 3+ and Sn 2+ (b) Al 3+ and Fe 3+ Concentrated aqueous sodium hydroxide can separate mixture of (a) Al 3+ and Sn 2+ (b) Al 3+ and Fe 3+ November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which one of the following is considered as the main postulate of Bohr’s model of atom Which one of the following is considered as the main postulate of Bohr's model of atom November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The radius of the nucleus is related to the mass number A by (a) R = R0A^1/2 (b) R = R0A (c) R = R0A^2 (d) R = R0A^1/3 The radius of the nucleus is related to the mass number A by (a) R = R0A^1/2 (b) R = R0A (c) R = R0A^2 (d) [...]