Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
The extraction of which of the following metals involves bessemerisation (a) Fe (b) Ag (c) Al (d) Cu
02
Dec
The extraction of which of the following metals involves bessemerisation (a) Fe (b) Ag (c) Al (d) Cu The extraction of which of the following metals involves bessemerisation (a) Fe (b) Ag (c) Al (d) Cu December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
4K2Cr2O7−→heat 4K2CrO4 + 3O2 + X . In the above reaction X is
02
Dec
4K2Cr2O7−→heat 4K2CrO4 + 3O2 + X . In the above reaction X is 4K2Cr2O7−→heat 4K2CrO4 + 3O2 + X . In the above reaction X is December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The least stable oxide at room temperature is (a) ZnO (b) CuO (c) Sb2O3 (d) Ag2O
02
Dec
The least stable oxide at room temperature is (a) ZnO (b) CuO (c) Sb2O3 (d) Ag2O The least stable oxide at room temperature is (a) ZnO (b) CuO (c) Sb2O3 (d) Ag2O December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Railway wagon axles are made by heating rods of iron embedded in charcoal powder. The process is known as (a) Case hardening (b) Sheradizing
02
Dec
Railway wagon axles are made by heating rods of iron embedded in charcoal powder. The process is known as (a) Case hardening (b) Sheradizing Railway wagon axles are made by heating rods of iron embedded in charcoal powder. The process is known as (a) Case hardening (b) Sheradizing December 2, 2020 Category: Uncategorised (JEE Advanced [...]
The co-ordination compound of which one of the following composition will produce two equivalents of AgCl on reaction with aqueous silver nitrate solution
02
Dec
The co-ordination compound of which one of the following composition will produce two equivalents of AgCl on reaction with aqueous silver nitrate solution The co-ordination compound of which one of the following composition will produce two equivalents of AgCl on reaction with aqueous silver nitrate solution December 2, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
Which of the following is used as indelible ink (a) Aq. CuSO4 solution (b) Aq. AgNO3 solution (c) Aq. NaCl solution
02
Dec
Which of the following is used as indelible ink (a) Aq. CuSO4 solution (b) Aq. AgNO3 solution (c) Aq. NaCl solution Which of the following is used as indelible ink (a) Aq. CuSO4 solution (b) Aq. AgNO3 solution (c) Aq. NaCl solution December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
Which of the following is the green coloured powder produced when ammonium dichromate is used in fire works
02
Dec
Which of the following is the green coloured powder produced when ammonium dichromate is used in fire works Which of the following is the green coloured powder produced when ammonium dichromate is used in fire works December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
CrO3 dissolves in aqueous NaOH to give (a) CrO4 2- (b) Cr(OH)3 – (c) Cr2O7 2-
02
Dec
CrO3 dissolves in aqueous NaOH to give (a) CrO4 2- (b) Cr(OH)3 – (c) Cr2O7 2- CrO3 dissolves in aqueous NaOH to give (a) CrO4 2- (b) Cr(OH)3 - (c) Cr2O7 2- December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In the reduction of dichromate by Fe (II) the number of electrons involved per chromium atom is
02
Dec
In the reduction of dichromate by Fe (II) the number of electrons involved per chromium atom is In the reduction of dichromate by Fe (II) the number of electrons involved per chromium atom is December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Metal oxides which decomposes on heating is (a) ZnO (b) Al2O3 (c) CuO (d) Na2O
02
Dec
Metal oxides which decomposes on heating is (a) ZnO (b) Al2O3 (c) CuO (d) Na2O Metal oxides which decomposes on heating is (a) ZnO (b) Al2O3 (c) CuO (d) Na2O December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,