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

Sodium phenoxide reacts with CO2 at 400 K and 4-7 atm pressure to give (a) Sodium salicylate (b) Salicylaldehyde (c) Catechol (d) Benzoic acid Sodium phenoxide reacts with CO2 at 400 K and 4-7 atm pressure to give (a) Sodium salicylate (b) Salicylaldehyde (c) Catechol (d) Benzoic acid February 14, 2021 Category: Uncategorised (JEE Advanced [...]

A block of mass 0.1 kg is held against a wall applying a horizontal force of 5 N on the block. If the coefficient of friction between the block and the wall is 0.5, the magnitude of the frictional force acting on the block is A block of mass 0.1 kg is held against a [...]

The radiations having high pentrating power and not affected by electrical and magnetic field are (a) alpha rays (b) beta rays (c) gamma rays (d) neutrons The radiations having high pentrating power and not affected by electrical and magnetic field are (a) alpha rays (b) beta rays (c) gamma rays (d) neutrons February 14, 2021 [...]

Which one of the following reactions would produce secondary alcohol Which one of the following reactions would produce secondary alcohol February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which one of the following properties is exhibited by phenol (a) It is soluble in aq. NaOH and evolves CO2 with aq. NaHCO3 (b) It is soluble in aq. NaOH and does not evolve CO2 with aq. NaHCO3 Which one of the following properties is exhibited by phenol (a) It is soluble in aq. NaOH [...]

Which of teh following statements about radioactivity of an element is incorrect (a) It is a nuclear property (b) It does not involve any rearrangement of electrons (c) Its rate is affected by change in temperature and /or pressure (d) It remains unaffected by the presence of other element or element chemically combined with it [...]

The reagent which easily reacts with ethanol and propanol is (a) Fehling solution (b) Grignard reagent (c) Schiff reagent (d) Tollen reagent The reagent which easily reacts with ethanol and propanol is (a) Fehling solution (b) Grignard reagent (c) Schiff reagent (d) Tollen reagent February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

If ethanol dissolves in water, then which of the following would be done (a) Absorption of heat and contraction in volume (b) Emission of heat and concentration in volume If ethanol dissolves in water then which of the following would be done (a) Absorption of heat and contraction in volume (b) Emission of heat and [...]

Consider the following nuclear reactions 238 92 M to x y N + 2 alpha ; y x N to A B L + 2 bita The number of neutrons in the element L is Consider the following nuclear reactions 238 92 M to x y N + 2 alpha ; y x N to [...]

The detection of leakage from LPG cylinders is facilitated by the addition of (a) Phenols (b) Glycols (c) Thioalcohols (d) Alcohol The detection of leakage from LPG cylinders is facilitated by the addition of (a) Phenols (b) Glycols (c) Thioalcohols (d) Alcohol February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]