The maximum speed of a boat in still water is 27\text{ km/h}. Now this boat is moving downstream in a river flowing at 9\text{ km/h}. A man in the boat throws a ball vertically upw
If the domain of the function \log_5(18x - x^2 - 77) is (\alpha, \beta) and the domain of the function \log_{(x-1)}\left(\frac{2x^2+3x-2}{x^2-3x-4}\right) is (\gamma, \delta), then
The electronic configuration for Neodymium is: [Atomic Number for Neodymium 60]
Choose the polar molecule from the following :
Which of the following is strongest Bronsted base?
Given below are two statements : Statement (I) : Aqueous solution of ammonium carbonate is basic. Statement (II) : Acidic/basic nature of salt solution of a salt of weak acid and w
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Melting point of Boron (2453\text{ K}) is unusually high
IUPAC name of following compound (P) is :
Cyclohexene is _______ type of an organic compound.
The ascending order of acidity of -\mathrm{OH} group in the following compounds is : (A) \mathrm{Bu}-\mathrm{OH} (B) p-nitrophenol (C) p-methoxyphenol (D) Phenol (E) 2,4-dinitrophe
Highest enol content will be shown by :
A solution of two miscible liquids showing negative deviation from Raoult's law will have :
Element not showing variable oxidation state is :
Given below are two statements : Statement (I) : The 4\mathrm{f} and 5\mathrm{f} - series of elements are placed separately in the Periodic table to preserve the principle of class
Yellow compound of lead chromate gets dissolved on treatment with hot \mathrm{NaOH} solution. The product of lead formed is a :
Consider the following complex ions \mathrm{P} = [\mathrm{FeF}_6]^{3-}, \mathrm{Q} = [\mathrm{V}(\mathrm{H}_2\mathrm{O})_6]^{2+}, \mathrm{R} = [\mathrm{Fe}(\mathrm{H}_2\mathrm{O})_
The correct statement regarding nucleophilic substitution reaction in a chiral alkyl halide is ;
Two nucleotides are joined together by a linkage known as :
Mass of methane required to produce 22\text{ g} of \mathrm{CO}_2 after complete combustion is \text{g}. (Given Molar mass in \text{g mol}^{-1}, \mathrm{C}=12.0, \mathrm{H}=1.0, \ma
The number of electrons present in all the completely filled subshells having \mathrm{n}=4 and \mathrm{s}=+\frac{1}{2} is ______ (Where \mathrm{n} = principal quantum number and \m
If three moles of an ideal gas at 300\text{ K} expand isothermally from 30\text{ dm}^3 to 45\text{ dm}^3 against a constant opposing pressure of 80\text{ kPa}, then the amount of h
Among the following, total number of meta directing functional groups is (Integer based) -\mathrm{OCH}_3, -\mathrm{NO}_2, -\mathrm{CN}, -\mathrm{CH}_3, -\mathrm{NHCOCH}_3, -\mathrm
3-\text{Methylhex-2-ene} on reaction with \mathrm{HBr} in presence of peroxide forms an addition product (A). The number of possible stereoisomers for ' \mathrm{A} ' is ______.
The mass of silver (Molar mass of \mathrm{Ag} : 108\text{ gmol}^{-1}) displaced by a quantity of electricity which displaces 5600\text{ mL} of \mathrm{O}_2 at S.T.P. will be ______
Consider the following data for the given reaction 2\mathrm{HI}(\mathrm{g}) \rightarrow \mathrm{H}_2(\mathrm{g})+\mathrm{I}_2(\mathrm{g}) \begin{array}{lccc} \mathrm{HI}(\mathrm{mo
If \mathrm{S}=\{z \in \mathbb{C}:|z-\mathrm{i}|=|z+\mathrm{i}|=|z-1|\}, then, \mathrm{n}(\mathrm{S}) is:
The number of common terms in the progressions 4,9,14,19, \ldots \ldots, up to 25^{\text{th}} term and 3,6,9,12, \ldots up to 37^{\text{th}} term is :
If A denotes the sum of all the coefficients in the expansion of \left(1-3 x+10 x^2\right)^n and B denotes the sum of all the coefficients in the expansion of \left(1+x^2\right)^n,
{ }^{n-1} C_r=\left(k^2-8\right){}^n C_{r+1} if and only if :
The portion of the line 4 x+5 y=20 in the first quadrant is trisected by the lines \mathrm{L}_1 and \mathrm{L}_2 passing through the origin. The tangent of an angle between the lin