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![Q.60 The number of optically inactive geometrical isomers of [Pt(NH3)2(py)2Cl2]2+ is _____ . (where, 'py' is pyridine)](https://www.letstalkacademy.com/wp-content/uploads/2025/12/slide_60-10.jpg)
Q.60 The number of optically inactive geometrical isomers of [Pt(NH3)2(py)2Cl2]2+ is _____ . (where, ‘py’ is pyridine) The complex [Pt(NH3)2(py)2Cl2]2+[Pt(NH3)2(py)2Cl2]2+ has 3 optically inactive geometrical isomers (and 2 optically active ones, giving 5 […]
Q.59 At constant pressure, 200 g of water was heated from 10 °C to 22 °C. The molar heat capacity of H2O at constant pressure is 75.3 J K−1 mol−1. […]
Q.58 A piece of charcoal, containing 36 grams of Carbon, found in ancient ruins shows a 14C activity of 300 decays/min. The tree, from which this charcoal came, has been […]
Q.57 A copper wire having a cross sectional area of 6.62 × 10−6 m2 carries a current of 20 A. Assuming that each atom contributes one free electron to the […]
![Q.56 If [x] denotes the greatest integer valued function (e.g., [1.16] = 1 & [1.8] = 1) and L = ∫13 [x² + 1]/[x+1] dx, then ____=L degrees.](https://www.letstalkacademy.com/wp-content/uploads/2025/12/slide_56-10.jpg)
Q.56 If [x] denotes the greatest integer valued function (e.g., [1.16] = 1 & [1.8] = 1) and L = ∫13 [x² + 1]/[x+1] dx, then ____=L degrees. Problem Statement […]
![Q.55 The right limit limx→3⁺ [log((x-3)) + csc³((x-3)) + (x-3)²] is _____ .](https://www.letstalkacademy.com/wp-content/uploads/2025/12/slide_55-10.jpg)
Q.55 The right limit limx→3⁺ [log((x-3)) + csc³((x-3)) + (x-3)²] is _____ . Introduction This article explains step by step how to evaluate the right limit of the function (x−3)²(log(x−3)+csc((x−3)²)) […]
Q.54 A 50-amino acid residue stretch of a globular protein adopts an extended structure containing a true α-helix of 24 residues and β-strand of 26 residues. The total length of […]
Q.53 A culture of 106 bacteria, with doubling time of 60 min, is grown in a nutrient medium at 37 °C. Considering that the nutrients are unlimited, the number of […]
Q.52 In maize, the genes for colored seed and round seed are dominant over the genes for colorless seed and shrunken seed. Pure breeding strains of the double dominant variety […]
Q.51 The following polypeptide chain was sequentially treated with dithiothreitol, cyanogen bromide, and trypsin. Phe-Trp-Lys-Tyr-Met-Gly-Ala-Cys-Cys-Pro-Met-Asp-Gly-Arg-Phe-Ala-Gly-Trp The total number of fragments expected at the end of complete digestion of the polypeptide […]
