Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Extra pure N2 can be obtained by heating (a) NH3 with CuO (b) NH4NO3 (c) (NH4)2Cr2O7
28
Nov
Extra pure N2 can be obtained by heating (a) NH3 with CuO (b) NH4NO3 (c) (NH4)2Cr2O7 Extra pure N2 can be obtained by heating (a) NH3 with CuO (b) NH4NO3 (c) (NH4)2Cr2O7 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The reaction of P4 with X leads selectively to P4O6. The X is (a) Dry O2 (b) A mixture of O2 and N2 (c) Moist O2
28
Nov
The reaction of P4 with X leads selectively to P4O6. The X is (a) Dry O2 (b) A mixture of O2 and N2 (c) Moist O2 The reaction of P4 with X leads selectively to P4O6. The X is (a) Dry O2 (b) A mixture of O2 and N2 (c) Moist O2 November 28, 2020 [...]
Aqueous solution of Na2S2O3 on reaction with Cl2 gives (a) Na2S4O6 (b) NaHSO4 (c) NaCl (d) NaOH
28
Nov
Aqueous solution of Na2S2O3 on reaction with Cl2 gives (a) Na2S4O6 (b) NaHSO4 (c) NaCl (d) NaOH Aqueous solution of Na2S2O3 on reaction with Cl2 gives (a) Na2S4O6 (b) NaHSO4 (c) NaCl (d) NaOH November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
XeF4 and XeF6 are expected be (a) Oxidizing (b) Reducing (c) Unreactive (d) Strongly basic
28
Nov
XeF4 and XeF6 are expected be (a) Oxidizing (b) Reducing (c) Unreactive (d) Strongly basic XeF4 and XeF6 are expected be (a) Oxidizing (b) Reducing (c) Unreactive (d) Strongly basic November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Argon is used in arc welding because of its (a) Low reactivity with metal (b) Ability to lower the melting point of metal
28
Nov
Argon is used in arc welding because of its (a) Low reactivity with metal (b) Ability to lower the melting point of metal Argon is used in arc welding because of its (a) Low reactivity with metal (b) Ability to lower the melting point of metal November 28, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
The species present in solution when CO2 is dissolved in water are (a) CO2, H2CO3, HCO3-, CO3 2- (b) H2CO3, CO3 2-
28
Nov
The species present in solution when CO2 is dissolved in water are (a) CO2, H2CO3, HCO3-, CO3 2- (b) H2CO3, CO3 2- CO3 2- CO3 2- (b) H2CO3 H2CO3 HCO3^- The species present in solution when CO2 is dissolved in water are (a) CO2 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
B(OH)3 + NaOH to NaBO2 + Na(B (OH)4) + H2O. How can this reaction is made to proceed in forward direction (a) Addition of cis 1, 2 diol
28
Nov
B(OH)3 + NaOH to NaBO2 + Na(B (OH)4) + H2O. How can this reaction is made to proceed in forward direction (a) Addition of cis 1, 2 diol 2 diol B(OH)3 + NaOH to NaBO2 + Na(B (OH)4) + H2O. How can this reaction is made to proceed in forward direction (a) Addition of cis [...]
When PbO2 reacts with conc. HNO3 the gas evolved is (a) NO2 (b) O2 (c) N2 (d) N2O
28
Nov
When PbO2 reacts with conc. HNO3 the gas evolved is (a) NO2 (b) O2 (c) N2 (d) N2O When PbO2 reacts with conc. HNO3 the gas evolved is (a) NO2 (b) O2 (c) N2 (d) N2O November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which of the following is not oxidised by O3 (a) KI (b) FeSO4 (c) KMnO4 (d) K2MnO4
28
Nov
Which of the following is not oxidised by O3 (a) KI (b) FeSO4 (c) KMnO4 (d) K2MnO4 Which of the following is not oxidised by O3 (a) KI (b) FeSO4 (c) KMnO4 (d) K2MnO4 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Name of the structure of silicates in which three oxygen atoms of (SiO4)4- are shared is (a) Pyrosilicate (b) Sheet silicate (c) Linear chain silicate
28
Nov
Name of the structure of silicates in which three oxygen atoms of (SiO4)4- are shared is (a) Pyrosilicate (b) Sheet silicate (c) Linear chain silicate Name of the structure of silicates in which three oxygen atoms of (SiO4)4- are shared is (a) Pyrosilicate (b) Sheet silicate (c) Linear chain silicate November 28, 2020 Category: Uncategorised [...]