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The covalent bond produced by the unequal sharing of electrons among the two atoms is known as polar covalent bond.
Q. Determine the frequency of light wave? Ans. The wavelength of red light is 7.0 x 10 -7 m. What is the frequency? c = λv The first thing to remember here is that
How lots of significant figures are in the following measurements? a. 0.002 849 kg b. 40 030 kg Imply rules 1-4 from above. Verify your answers by writing the quantit
The electronic configuration of an element with atomic number 7 i.e. nitrogen atom is; (1) 1s 2 , 2s 1 , 2p 3 x (2) 1s 2 , 2s 2 , 2p 2 x ,
excess copper(2)hydroxide solid was placed in a NaOH solution and left until the equilibrium was reached, ph was 10 at 25C Ksp for Cu(OH)2
examples of antifertility drugs
What is the purpose of zone refining One refining process is based on the fact that the first solid to crystallize in a two component system is usually purer than the liquid as
Uses of Alkyl nitrites (1) Ethyl nitrite dialates the blood vessels and so accelerates pulse rate and lowers blood pressure thus it is utilized for a medicine for the treatment
what is the lewis structure of lactic acid?
Distinguish between dry corrosion and wet corrosion. Write brief notes on dissimilar types of liquid crystals.
Artificial sweetener: The artificial sweeteners are other kind of food additives. The very firstly admired synthetic sweetener was saccharin. It was advertised like its water s
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