Question Answers
Sahay Sir > Question Answers
The purple colour of KMnO4 is due to (a) Charge transfer (b) d-d transition (c) f-f transition (d) d-f transition
02
Dec
The purple colour of KMnO4 is due to (a) Charge transfer (b) d-d transition (c) f-f transition (d) d-f transition The purple colour of KMnO4 is due to (a) Charge transfer (b) d-d transition (c) f-f transition (d) d-f transition December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Iron exhibits +2 and +3 oxidation states. Which of the following statements about iron is incorrect (a) Ferrous oxide is more basic in nature than the ferric oxide
02
Dec
Iron exhibits +2 and +3 oxidation states. Which of the following statements about iron is incorrect (a) Ferrous oxide is more basic in nature than the ferric oxide Iron exhibits +2 and +3 oxidation states. Which of the following statements about iron is incorrect (a) Ferrous oxide is more basic in nature than the ferric [...]
Excess of KI reacts with CuSO4 solution and then Na2S2O3 solution is added to it. Which of the statements is incorrect for this reaction
02
Dec
Excess of KI reacts with CuSO4 solution and then Na2S2O3 solution is added to it. Which of the statements is incorrect for this reaction Excess of KI reacts with CuSO4 solution and then Na2S2O3 solution is added to it. Which of the statements is incorrect for this reaction December 2, 2020 Category: Uncategorised (JEE Advanced [...]
The correct order of magnetic moments (spin only values in B. M. ) among is
02
Dec
The correct order of magnetic moments (spin only values in B. M. ) among is The correct order of magnetic moments (spin only values in B. M. ) among is December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Duralumin is an alloy of (a) Al + Mn (b) Al + Mg + Ni + Mn (c) Al + Mg + Ni (d) Al + Mg + Mn + Cu
02
Dec
Duralumin is an alloy of (a) Al + Mn (b) Al + Mg + Ni + Mn (c) Al + Mg + Ni (d) Al + Mg + Mn + Cu Duralumin is an alloy of (a) Al + Mn (b) Al + Mg + Ni + Mn (c) Al + Mg + Ni (d) [...]
Which of the following is also known as “Fools gold” (a) Wurtzite (b) Iron pyrites (c) Chalcosite (d) Silver glance
02
Dec
Which of the following is also known as “Fools gold” (a) Wurtzite (b) Iron pyrites (c) Chalcosite (d) Silver glance Which of the following is also known as "Fools gold" (a) Wurtzite (b) Iron pyrites (c) Chalcosite (d) Silver glance December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
When CuSO4 solution is added to K4(Fe(CN)6), the formula of the product formed is
02
Dec
When CuSO4 solution is added to K4(Fe(CN)6), the formula of the product formed is the formula of the product formed is When CuSO4 solution is added to K4(Fe(CN)6) December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Out of following which compound is used for preservation of wood (a) NaCl (b) HgCl2 (c) ZnCl2 (d) CaCl2
02
Dec
Out of following which compound is used for preservation of wood (a) NaCl (b) HgCl2 (c) ZnCl2 (d) CaCl2 Out of following which compound is used for preservation of wood (a) NaCl (b) HgCl2 (c) ZnCl2 (d) CaCl2 December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Silver nitrate on heating gives (a) AgO and NO2 (b) AgO, NO and O2 (c) Ag and NO2
02
Dec
Silver nitrate on heating gives (a) AgO and NO2 (b) AgO, NO and O2 (c) Ag and NO2 NO and O2 (c) Ag and NO2 Silver nitrate on heating gives (a) AgO and NO2 (b) AgO December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A group of acidic oxide is (a) CrO3, Mn2O7 (b) ZnO, Al2O3 (c) CaO, ZnO (d) Na2O, Al2O3
02
Dec
A group of acidic oxide is (a) CrO3, Mn2O7 (b) ZnO, Al2O3 (c) CaO, ZnO (d) Na2O, Al2O3 A group of acidic oxide is (a) CrO3 Al2O3 Al2O3 (c) CaO Mn2O7 (b) ZnO ZnO (d) Na2O December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,