p block
why BiF3 is ionic whereas other trihalides are covalent in nature?
Briefly state the wavelengths which the human eye can see?
Help me to solve this problem. 4.0 gm of NaOH are contained in one decilitre of solution. Its molarity would be: (a) 4 M (b)2 M (c)1 M (d)1.5 M
an atom of an element is 10.1 times heavier than the mass of a carbon atom.What is its mass in amu?
Give me answer of this question. The concentration of an aqueous solution of 0.01M CH3OH solution is very nearly equal to which of the following : (a) 0.01%CH3OH (b) 0.1%CH3OH (c) xCH3OH= 0.01 (d) 0.99MH2O (
These types of polymers are formed as a result of condensation reaction between monomer units. Some common examples are being discussed here: 1. Polyesters Q : Basicity order order of decreasing order of decreasing basicity of urea and its substituents
order of decreasing basicity of urea and its substituents
A) It has been suggested that the surface melting of ice plays a role in enabling speed skaters to achieve peak performance. Carry out the following calculation to test this hypothesis. Suppose that the width of the skate in contact with the ice has been reduced by sh
introduction for polyhalogen compound
6. 20 gm of hydrogen is present in 5 litre vessel. The molar concentration of hydrogen is
what is the basicity of primary secondary and tertiary amines in chlorobenzene
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