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

CH3-CH2-Br on treatment with LiAlH4 gives ethane gas while (CH3)3C-Br on same treatment gives H2 gas because (a) The former in S N2 and later is E2 reaction CH3-CH2-Br on treatment with LiAlH4 gives ethane gas while (CH3)3C-Br on same treatment gives H2 gas because (a) The former in S N2 and later is E2 [...]

Which of the following will give yellow precipitate on shaking with an aqueous solution of NaOH followed by acidification with dil. HNO3 and addition of AgNO3 solution Which of the following will give yellow precipitate on shaking with an aqueous solution of NaOH followed by acidification with dil. HNO3 and addition of AgNO3 solution February [...]

Hexagonal close packing is found in crystal lattice of (a) Na (b) Mg (c) Al (d) None of these Hexagonal close packing is found in crystal lattice of (a) Na (b) Mg (c) Al (d) None of these February 8, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Alkyl halides are less soluble in water because (a) They ionise in water (b) They do not form H- bonds with water (c) They are highly viscous Alkyl halides are less soluble in water because (a) They ionise in water (b) They do not form H- bonds with water (c) They are highly viscous February [...]

In NaCl unit cell, all the ions lying along the axis as shown in the figure are removed. Then the number of Na^+ and cl^- ions remaining in the unit cell are all the ions lying along the axis as shown in the figure are removed. Then the number of Na^+ and Cl^- ions remaining [...]

Identify X and Y in the following sequence C2H5Br X to Product Y C3H7NH2 (a) X = KCN, Y = LiAlH4 (b) X = KCN, Y = H3O + Identify X and Y in the following sequence C2H5Br X to Product Y C3H7NH2 (a) X = KCN Y = H3O + Y = LiAlH4 (b) [...]

CCl3 1.eqv. of Br2 / Fe to A. Compound A is CCl3 1.eqv. of Br2 / Fe to A. Compound A is February 8, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Toluene reacts with excess of Cl2 in presence of sunlight to give a product which on hydrolysis followed by reaction with NaOH gives Toluene reacts with excess of Cl2 in presence of sunlight to give a product which on hydrolysis followed by reaction with NaOH gives February 8, 2021 Category: Uncategorised (JEE Advanced Physics by [...]

Under identical conditions, the SN1 reaction will occur most efficiently with (a) Tert-butyl chloride (b) 1-chlorobutane (c) 2-methyl-1-chloropropane the SN1 reaction will occur most efficiently with (a) Tert-butyl chloride (b) 1-chlorobutane (c) 2-methyl-1-chloropropane Under identical conditions February 8, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Three elements A, B and C crystallize into a cubic lattice . Atoms A occupy the corners , B atoms , the cube centres and C atoms , the edge. THe formula of the compound is B and C crystallize into a cubic lattice . Atoms A occupy the corners B atoms the cube centres [...]