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Q.19 The major product obtained in the following reaction is Introduction (SEO Optimized) Questions involving alkyl halides reacting with strong bases like sodium ethoxide (NaOEt) are very common in JEE […]

Q.18 Identify the CORRECT product in the following reaction: Introduction (SEO Optimized) Questions based on the Diels–Alder reaction are extremely common in JEE Advanced, NEET, and other competitive organic chemistry […]

Q.17 The solubility product (Ksp) of Ca3(PO4)2 is 1.3 × 10−32. In a 0.02 M solution of Ca(NO3)2, the solubility of Ca3(PO4)2 (in units of M) is (A) 6.5 × […]

Q.16 In NaCl crystal, the arrangement and coordination number of the ions are (A) fcc and 6 (B) fcc and 4 (C) hcp and 6 (D) hcp and 4 NaCl […]

Q.15 When dissolved in water, the number of H+ ions released from a molecule of H3BO3 is __________. SEO-Optimized Introduction Acid strength and the number of hydrogen ions released in […]

Q.13 The given equation (d(ΔH)/dT)p = ΔCp where H, T and Cp are the enthalpy, temperature and heat capacity at constant pressure, respectively, is called (A) Clausius–Clapeyron equation (B) Hess’s […]

Q.12 The type of electronic transition responsible for the yellow colour of K2CrO4 is (A) metal to ligand charge transfer (B) ligand to metal charge transfer (C) intra-ligand charge transfer […]

Q.11 N(CH3)3 and N(SiH3)3 are congeners, but around N-atom the former has pyramidal geometry whereas the latter is nearly planar. The bonding responsible for planarity of N(SiH3)3 is (A) pπ–pπ […]

Q.10 All professors are researchersSome scientists are professorsWhich of the given conclusions is logically valid and is inferred from the above arguments:(A) All scientists are researchers(B) All professors are scientists(C) […]