a) 1 and 2b) 1 and 0.5c) 1 and 1d) 2 and 0.5Solution:The given data for ionization energies clearly shows that IE2 ≫ IE1. So, the element belongs... View Article
Among the statements (a)-(d), the correct ones are: a) Lithium has the highest hydration enthalpy among the alkali metals.b) Lithium chloride is... View Article
5 g of Zinc is treated separately with an excess of I. dilute hydrochloric acid andII. aqueous sodium hydroxide.The ratio of the volumes of H2... View Article
The oxidation states of iron atoms in compounds (A), (B) and (C), respectively, are x, y and z. The sum of x, y and z is _____. Solution:Na4... View Article
(x / m) = KP1/nlog (x / m) = log (k) + (1 / n) log (p)y = c + mxIntercept C = logk = 0.4771Slope = 1 / n = 2, k = 3(x / m) = k (P)1/n at P = 4... View Article
Which of the following compounds will show retention in the configuration on nucleophilic substitution by OH– ion? Solution:In attack of... View Article
a) Square planarb) Tetrahedralc) Square pyramidald) Rectangular planarSolution:Incorrect question Option 1 is more appropriate with respect to... View Article
a) Ionization enthalpyb) Electronegativityc) Atomic radiusd) Electron gain enthalpySolution:Ionisation energy, electronegativity & electron... View Article
In Carius' method of estimation of halogen, 0.172 g of an organic compound showed the presence of 0.08 g of bromine. Which of these is the... View Article
a) Bunsen burner and measuring cylinderb) Burette and porcelain tilec) Clamp and phenolphthaleind) Pipette and distilled waterSolution:Bunsen... View Article