Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Carborundum is obtained when silica is heated at high temperature with (a) Carbon (b) Carbon monoxide (c) Carbon dioxide (d) Calcium carbonate
17
Nov
Carborundum is obtained when silica is heated at high temperature with (a) Carbon (b) Carbon monoxide (c) Carbon dioxide (d) Calcium carbonate Carborundum is obtained when silica is heated at high temperature with (a) Carbon (b) Carbon monoxide (c) Carbon dioxide (d) Calcium carbonate November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
When tin is treated with concentrated nitric acid (a) It is converted into stannous nitrate (b) It is converted into stannic nitrate (c) It is converted into metastannic acid
17
Nov
When tin is treated with concentrated nitric acid (a) It is converted into stannous nitrate (b) It is converted into stannic nitrate (c) It is converted into metastannic acid When tin is treated with concentrated nitric acid (a) It is converted into stannous nitrate (b) It is converted into stannic nitrate (c) It is converted [...]
Carbon suboxide C3O2 has (a) Linear structure (b) Bent structure (c) Trigonal planar structure (d) Distorted tetrahedral structure
17
Nov
Carbon suboxide C3O2 has (a) Linear structure (b) Bent structure (c) Trigonal planar structure (d) Distorted tetrahedral structure Carbon suboxide C3O2 has (a) Linear structure (b) Bent structure (c) Trigonal planar structure (d) Distorted tetrahedral structure November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Solder is an alloy of (a) Pb + Zn + Sn (b) Pb + Zn (c) Pb + Sn (d) Sn + Zn
17
Nov
Solder is an alloy of (a) Pb + Zn + Sn (b) Pb + Zn (c) Pb + Sn (d) Sn + Zn Solder is an alloy of (a) Pb + Zn + Sn (b) Pb + Zn (c) Pb + Sn (d) Sn + Zn November 17, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
Which of the following statement is correct with respect to the property of elements in the carbon family with an increase in atomic number, their (a) Atomic size decreases
17
Nov
Which of the following statement is correct with respect to the property of elements in the carbon family with an increase in atomic number, their (a) Atomic size decreases their (a) Atomic size decreases Which of the following statement is correct with respect to the property of elements in the carbon family with an increase [...]
Solid CO2 is known as dry ice, because (a) It melts at 0 C (b) It evaporates at 40 C (c) It evaporates at -78 C without melting
17
Nov
Solid CO2 is known as dry ice, because (a) It melts at 0 C (b) It evaporates at 40 C (c) It evaporates at -78 C without melting because (a) It melts at 0 C (b) It evaporates at 40 C (c) It evaporates at -78 C without melting Solid CO2 is known as dry [...]
Pb + Conc. HNO3 gives (a) Pb(NO3)2 + NO2 (b) PbNO3 + NO (c) Pb(NO3)4 + NO3 (d) Pb(N)3)3 + N2O
17
Nov
Pb + Conc. HNO3 gives (a) Pb(NO3)2 + NO2 (b) PbNO3 + NO (c) Pb(NO3)4 + NO3 (d) Pb(N)3)3 + N2O Pb + Conc. HNO3 gives (a) Pb(NO3)2 + NO2 (b) PbNO3 + NO (c) Pb(NO3)4 + NO3 (d) Pb(N)3)3 + N2O November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
Dry ice is (a) Solid CO2 (b) Solid camphor (c) Solid SO2 (d) Solid NO2
17
Nov
Dry ice is (a) Solid CO2 (b) Solid camphor (c) Solid SO2 (d) Solid NO2 Dry ice is (a) Solid CO2 (b) Solid camphor (c) Solid SO2 (d) Solid NO2 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Pure silicon doped with phosphorus is a (a) Metallic conductor (b) Insulator (c) n-type semiconductor (d) p-type semiconductor
17
Nov
Pure silicon doped with phosphorus is a (a) Metallic conductor (b) Insulator (c) n-type semiconductor (d) p-type semiconductor Pure silicon doped with phosphorus is a (a) Metallic conductor (b) Insulator (c) n-type semiconductor (d) p-type semiconductor November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
When CO2 is bubbled through a solution of barium peroxide in water (a) O2 is released (b) Carbonic acid is formed (c) H2O2 is formed
17
Nov
When CO2 is bubbled through a solution of barium peroxide in water (a) O2 is released (b) Carbonic acid is formed (c) H2O2 is formed When CO2 is bubbled through a solution of barium peroxide in water (a) O2 is released (b) Carbonic acid is formed (c) H2O2 is formed November 17, 2020 Category: Uncategorised [...]