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) ,
Colourless solutions of the following four salts are placed separately in four different test tubes and a strip of copper is dipped in each one of these. Which solution will turn Blue
02
Dec
Colourless solutions of the following four salts are placed separately in four different test tubes and a strip of copper is dipped in each one of these. Which solution will turn Blue Colourless solutions of the following four salts are placed separately in four different test tubes and a strip of copper is dipped in [...]
In smelting of iron, which of the following reactions takes place in Blast furnace at 400 C – 600 C (a) CaO + SiO2 to CaSiO3
02
Dec
In smelting of iron, which of the following reactions takes place in Blast furnace at 400 C – 600 C (a) CaO + SiO2 to CaSiO3 In smelting of iron which of the following reactions takes place in Blast furnace at 400 C - 600 C (a) CaO + SiO2 to CaSiO3 December 2, 2020 [...]
Which statement is not correct (a) Potassium permanganate is a powerful oxidising substance (b) Potassium permanganate is a weaker oxidising substance than potassium dichromate
02
Dec
Which statement is not correct (a) Potassium permanganate is a powerful oxidising substance (b) Potassium permanganate is a weaker oxidising substance than potassium dichromate Which statement is not correct (a) Potassium permanganate is a powerful oxidising substance (b) Potassium permanganate is a weaker oxidising substance than potassium dichromate December 2, 2020 Category: Uncategorised (JEE Advanced [...]
The equivalent weight of potassium permaganate for acid solution is (a) 158 (b) 31.6 (c) 52.16 (d) 79
02
Dec
The equivalent weight of potassium permaganate for acid solution is (a) 158 (b) 31.6 (c) 52.16 (d) 79 The equivalent weight of potassium permaganate for acid solution is (a) 158 (b) 31.6 (c) 52.16 (d) 79 December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Acidified potassium dichromate is treated with hydrogen sulphide. In the reaction, the oxidation number of chromium
02
Dec
Acidified potassium dichromate is treated with hydrogen sulphide. In the reaction, the oxidation number of chromium Acidified potassium dichromate is treated with hydrogen sulphide. In the reaction the oxidation number of chromium December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
What is the product obtained when MnO2 solution is boiled with PbO2 and concentrated HNO3 (a) MnO2 (b) HMnO4 (c) Mn3O4 (d) PbMnO4
02
Dec
What is the product obtained when MnO2 solution is boiled with PbO2 and concentrated HNO3 (a) MnO2 (b) HMnO4 (c) Mn3O4 (d) PbMnO4 What is the product obtained when MnO2 solution is boiled with PbO2 and concentrated HNO3 (a) MnO2 (b) HMnO4 (c) Mn3O4 (d) PbMnO4 December 2, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
A compound of zinc which is white in cold state and yellow in hot state is (a) ZnS (b) ZnO (c) ZnCl2 (d) ZnSO4
02
Dec
A compound of zinc which is white in cold state and yellow in hot state is (a) ZnS (b) ZnO (c) ZnCl2 (d) ZnSO4 A compound of zinc which is white in cold state and yellow in hot state is (a) ZnS (b) ZnO (c) ZnCl2 (d) ZnSO4 December 2, 2020 Category: Uncategorised (JEE Advanced [...]