Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Red lead is (a) Pb3O3 (b) PbO (c) PbO2 (d) Pb4O3
17
Nov
Red lead is (a) Pb3O3 (b) PbO (c) PbO2 (d) Pb4O3 Red lead is (a) Pb3O3 (b) PbO (c) PbO2 (d) Pb4O3 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The element evolving two different gases on reaction with conc. Sulphuric acid is (a) P (b) C (c) Hg (d) S (e) sn
17
Nov
The element evolving two different gases on reaction with conc. Sulphuric acid is (a) P (b) C (c) Hg (d) S (e) sn The element evolving two different gases on reaction with conc. Sulphuric acid is (a) P (b) C (c) Hg (d) S (e) sn November 17, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
Which of the following is a mixed oxide (a) Fe2O3 (b) PbO2 (c) Pb3O4 (d) BaO2
17
Nov
Which of the following is a mixed oxide (a) Fe2O3 (b) PbO2 (c) Pb3O4 (d) BaO2 Which of the following is a mixed oxide (a) Fe2O3 (b) PbO2 (c) Pb3O4 (d) BaO2 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
PbO2 is (a) Basic (b) Acidic (c) Neutral (d) amphoteric
17
Nov
PbO2 is (a) Basic (b) Acidic (c) Neutral (d) amphoteric PbO2 is (a) Basic (b) Acidic (c) Neutral (d) amphoteric November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The products of the following reaction are SiO2 + C to (a) SiC and CO2 (b) SiO and CO (c) SiC and CO (d) Si and CO2
17
Nov
The products of the following reaction are SiO2 + C to (a) SiC and CO2 (b) SiO and CO (c) SiC and CO (d) Si and CO2 The products of the following reaction are SiO2 + C to (a) SiC and CO2 (b) SiO and CO (c) SiC and CO (d) Si and CO2 November [...]
On controlled hydrolysis and condensation, R3SiCl yields (a) R3Si-O-SiR3
17
Nov
On controlled hydrolysis and condensation, R3SiCl yields (a) R3Si-O-SiR3 On controlled hydrolysis and condensation R3SiCl yields (a) R3Si-O-SiR3 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
SiF4 gets hydrolysed giving ………………… (a) SiO2 (b) Si(OH)2F2 (c) H2SiF6 (d) Si(OH)4
17
Nov
SiF4 gets hydrolysed giving ………………… (a) SiO2 (b) Si(OH)2F2 (c) H2SiF6 (d) Si(OH)4 SiF4 gets hydrolysed giving ..................... (a) SiO2 (b) Si(OH)2F2 (c) H2SiF6 (d) Si(OH)4 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Silicone oil is obtained from the hydrolysis and polymerization of (a) Trimethylchlorosilane and dimethyldichlorosilane (c) Trimethylchlorosilane and methyltricholorosilane
17
Nov
Silicone oil is obtained from the hydrolysis and polymerization of (a) Trimethylchlorosilane and dimethyldichlorosilane (c) Trimethylchlorosilane and methyltricholorosilane Silicone oil is obtained from the hydrolysis and polymerization of (a) Trimethylchlorosilane and dimethyldichlorosilane (c) Trimethylchlorosilane and methyltricholorosilane November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which of the following statement is not correct (a) Silicon is extensively used as a semiconductor (b) Carborundum is SiC
17
Nov
Which of the following statement is not correct (a) Silicon is extensively used as a semiconductor (b) Carborundum is SiC Which of the following statement is not correct (a) Silicon is extensively used as a semiconductor (b) Carborundum is SiC November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In SiF6 2- and SiCl6 2- which one is known and why (a) SiF6 2- because of small size of F (b) SiF6 2- because of large size of F
17
Nov
In SiF6 2- and SiCl6 2- which one is known and why (a) SiF6 2- because of small size of F (b) SiF6 2- because of large size of F In SiF6 2- and SiCl6 2- which one is known and why (a) SiF6 2- because of small size of F (b) SiF6 2- because [...]