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

General configuration of outermost and penultimate shell is (n-1) s2 (n-1) p6 (n-1)dx ns2. If n = 4 and x = 5 then no. of proton in the nucleus will be General configuration of outermost and penultimate shell is (n-1) s2 (n-1) p6 (n-1)dx ns2. If n = 4 and x = 5 then no. [...]

Which transition metal reduces steam to evolve hydrogen (a) Mg (b) Fe (c) Sc (d) Pt Which transition metal reduces steam to evolve hydrogen (a) Mg (b) Fe (c) Sc (d) Pt December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following ions form most stable complex compound (a) Cu ++ (b) Ni ++ (c) Fe ++ (d) Mn ++ Which of the following ions form most stable complex compound (a) Cu ++ (b) Ni ++ (c) Fe ++ (d) Mn ++ December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

What happens when aluminium and zinc salts react with an excess of NaOH (a) White precipitate is formed (b) White precipitate of both zn and Al first formed redissolve in excess of NaOH What happens when aluminium and zinc salts react with an excess of NaOH (a) White precipitate is formed (b) White precipitate of [...]

The acidic, basic or amphoteric nature of Mn2O7, V2O5 and CrO are respectively (a) Acidic, acidic and basic acidic and basic basic or amphoteric nature of Mn2O7 The acidic V2O5 and CrO are respectively (a) Acidic December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In following reaction yMnO4 – + x H + C2O4 2- to yMn ++ + 2CO2 + x/2 H2O, x and y are (a) 2 and 16 (b) 16 and 2 In following reaction yMnO4 - + x H + C2O4 2- to yMn ++ + 2CO2 + x/2 H2O x and y are (a) [...]

Sulphur trioxide can be obtained by which of the following reaction (a) CaSO4 + C Sulphur trioxide can be obtained by which of the following reaction (a) CaSO4 + C December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following pairs of metals is purified by van Arkel method (a) Ni and Fe (b) Ga and In (c) Zr and Ti Which of the following pairs of metals is purified by van Arkel method (a) Ni and Fe (b) Ga and In (c) Zr and Ti December 2, 2020 Category: Uncategorised [...]

Atomic number of Cr and Fe are 24 and 26 respectively. Which of the following is paramagnetic with the spin of electron Atomic number of Cr and Fe are 24 and 26 respectively. Which of the following is paramagnetic with the spin of electron December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

The basic character of the transition metal monoxides follows the order (a) TiO > VO > CrO > FeO The basic character of the transition metal monoxides follows the order (a) TiO > VO > CrO > FeO December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,