Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Which of the following attacks glass (a) HCl (b) HF (c) HI (d) HBr Which of the following attacks glass (a) HCl (b) HF (c) HI (d) HBr November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which gas is liberated when Al4C3 is hydrolysed (a) CH4 (b) C2H2 (c) C2H6 (d) CO2 Which gas is liberated when Al4C3 is hydrolysed (a) CH4 (b) C2H2 (c) C2H6 (d) CO2 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following cuts ultraviolet rays (a) Soda glass (b) Crook’s glass (c) Pyrex (d) None of these Which of the following cuts ultraviolet rays (a) Soda glass (b) Crook's glass (c) Pyrex (d) None of these November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Lead pipes are corroded quickly by (a) Dil. H2SO4 (b) Conc. H2SO4 (c) Acetic acid (d) water Lead pipes are corroded quickly by (a) Dil. H2SO4 (b) Conc. H2SO4 (c) Acetic acid (d) water November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following element is a metalloid (a) Bi (b) sn (c) Ge (d) C Which of the following element is a metalloid (a) Bi (b) Sn (c) Ge (d) C November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Products formed on heating Pb(NO3)2 are (a) PbO, N2, O2 (b) Pb(NO2)2, O2 (c) PbO, NO2, O2 n2 NO2 O2 O2 (b) Pb(NO2)2 O2 (c) PbO Products formed on heating Pb(NO3)2 are (a) PbO November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following has most density (a) Fe (b) Cu (c) B (d) Pb Which of the following has most density (a) Fe (b) Cu (c) B (d) Pb November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Supercritical CO2 is used as (a) Dry ice (b) Fire fighting (c) A solvent for extraction of organic compounds from natural sources Supercritical CO2 is used as (a) Dry ice (b) Fire fighting (c) A solvent for extraction of organic compounds from natural sources November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

White lead is (a) PbCO3 (b) PbCO3.PbO (c) 2PbCO3.Pb(OH)2 (d) 2PbSO4.PbO White lead is (a) PbCO3 (b) PbCO3.PbO (c) 2PbCO3.Pb(OH)2 (d) 2PbSO4.PbO November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following gives propyne on hydrolysis (a) Al4C3 (b) Mg2C3 (c) B4C (d) La4C3 Which of the following gives propyne on hydrolysis (a) Al4C3 (b) Mg2C3 (c) B4C (d) La4C3 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,