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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 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 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 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- 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 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 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) ,

Identify the statement which is not correct regarding copper sulphate (a) It reacts with KI to give iodine Identify the statement which is not correct regarding copper sulphate (a) It reacts with KI to give iodine December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

When SCN- is added to an aqueous solution containing Fe(NO3)3, the complex ion produced is the complex ion produced is When SCN- is added to an aqueous solution containing Fe(NO3)3 December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Dipping iron article into a strongly alkaline solution of sodium phosphate (a) Does not affect the article Dipping iron article into a strongly alkaline solution of sodium phosphate (a) Does not affect the article December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,