NaClO3 is used, even in spacecrafts, to produce O2. The daily consumption of pure O2 by a person is 492 L at 1 atm, 300 K. How much amount of... View Article
a. alpha-D-Glucose and alpha-D-Galactoseb. alpha-D-Glucose and alpha-D-Glucosec. alpha-D-Glucose and alpha-D-Fructosed. alpha-D-Glucose and... View Article
a. Electrophilic substitution and dehydration.b. Electrophilic addition and dehydration.c. Condensation and eliminationd. Nucleophilic addition... View Article
a. 3 2 − ≡ b. 6 5 2c. 6 5 2d. Solution:Kjeldahl method cannot be used for the estimation of nitrogen in the compounds in which nitrogen is... View Article
Among the following compounds A and B with molecular formula C9H18O3, A is having higher boiling point than B. The possible structures of A and B... View Article
Assertion: For hydrogenation reactions, the catalytic activity increases from group-5 to group11 metals with maximum activity shown by group 7-9... View Article
A. [Pt(NH3)3Cl]+ B. [Pt(NH3)Cl5]C. [Pt(NH3)2Cl(NO2)]D. [Pt(NH3)4ClBr] 2+a. A and Bb. D and Ac. C and Dd. B and CSolution:The complexes of type... View Article
A. CaO + SiO2→ CaSiO3 B. 3Fe2O3 + CO → 2Fe3O4 + CO2C. FeO +SiO2 →FeSiO3 D. FeO → Fe + (1/2)O2 a. Ab. Dc. C and Dd. A and DSolution:In metallurgy... View Article
a. ZnSb. CsClc. KBrd. AgBrSolution:The radius ratio for AgBr is intermediate. Thus, it shows both Frenkel and Schottky defects.Answer: d... View Article
a. 4b. 1c. 3d. 2Solution:Number of neutrons in protium = 0Number of neutrons in deuterium = 1Number of neutrons in tritium = 2So, total number of... View Article
The correct order of the calculated spin-only magnetic moments of complexes A to D is: A. i( )4B. [ ( 2 )6]2+C. 2[ ( )4]D. 2( â„Ž3)2 a. (C)... View Article
A metal (A) on heating in nitrogen gas gives compound B. B on treatment with H2O gives a colourless gas which when passed through 4 solution... View Article
a. 2a0/3b. 4a0/9c. 4a0/3d. 2a0/9Solution:The formula for Bohr’s radius for any one electron species is: r = a0n2/ zfor Li2+: r = a022/3= 4a0/3Answer: c... View Article