What Are Fcentres in an Ionic Crystal
F-centres in the ionic crystals is the lattice sites containing electrons. It is a type of crystallographic defect, in which... View Article
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What Are the Limitations of Octet Rule?
The three limitations of the octet rule are: The incomplete octet of the central atom Odd-electron molecules The expanded atom... View Article
Aqueous Solution of Na2S2O3 on Reaction With cl2 Gives
(A) NaCl (B) NaHSO4 (C) NaOH (D) None of these A correct answer is option (B)NaHSO4 An aqueous solution of... View Article
A Compound Contains 4.07% Hydrogen, 24.27% Carbon And 71.65% Of Chlorine. Its Molar Mass Is 98.96G. What Are It’s Empirical And Molecular Formulas?
Given data Hydrogen — 4.07% Carbon–24.27% Chlorine—71.65% Molar Mass Is 98.96G To Calculate Empirical Formulae, first, we have to divide... View Article
Name The Technique To Separate Camphor From Salt
The technique used for separating camphor from salt is called sublimation. Substances get changed from one state to another during... View Article
What Is Flexidentate Ligand? Give Examples With Structures.
A ligand with more than two donor sites is termed a Flexi-dentate ligand. Flexi-dentate ligands are poly-dentate ligands that do... View Article
List Of Positive And Negative Radicals In Chemistry
The ion found in any atom or group of atoms has a positive charge or a negative charge. When an... View Article
Tyndall Effect Is Not Observed In
Tyndall effect is not observed in any of the homogeneous solution, such as salt and sugar solution. Explore more such... View Article
What Do You Mean By Filtration Explain With A Diagram
Filtration is a physical or chemical process of separating solid compounds from a liquid mixture is called filtration. The... View Article
What Are The Main Postulates Of Rutherford Atomic Model And What Are The Cause Of Failure Of This Model?
The Main Postulates Of Rutherford Atomic Model According to the Rutherford atomic model: Rutherford model proposed that the negatively charged... View Article
The Soap Molecule Has a (a) Hydrophilic Head and a Hydrophobic Tail (B) Hydrophobic Head and a Hydrophilic Tail (C) Hydrophobic Head and a Hydrophobic Tail (D) Hydrophilic Head and a Hydrophilic Tail
The correct answer is option (A) hydrophilic head and a hydrophobic tail The soap molecule has a hydrophilic head and... View Article
Malachite Is an Ore Of
(A) Iron (B) Zinc (C) Copper (D) Silver. A correct answer is option (C) Copper Malachite is an ore of... View Article
PCl5 Exists but NCl5 Does Not Why?
PCl5 exists but NCl5 does not because nitrogen has no vacant 2d-orbitals.
Which One of the Following Is Not a Strong Bond? A) Vander Waals bond.B) Metallic bond C) Covalent bond D)Ionic Bond
(A) Ionic bond (B) Vander Waals bond (c) Covalent bond (d) None of these The correct answer is option (B)... View Article
Dissolving Sugar in Water Is an Example Of
Dissolving sugar in water is an example of physical change. It is a physical change as the sugar dissolves in... View Article
Equivalent Weight of CaCl2
The equivalent weight of CaCl2 is (Formula Weight) / 2.
What Is the Colour of Methyl Orange in Acidic and Basic Medium Respectively?
The colour of methyl orange in the acidic and basic medium is red and yellow respectively.
Molecular Formula of Green Vitriol.
The molecular formula of Green Vitriol is FeSO4.7H2O.
Extra very pure N2 can be obtained by heating________
Answer: Extra very pure N2 can be obtained by heating Ba(N3)2. Preparation of pure nitrogen The thermal decomposition of sodium... View Article
What Happens When Calcium Is Treated With Water?
The reaction of calcium with water is less violent and the hydrogen starts floating on water. Hence, the bubbles of... View Article
