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IN AMMONIUM ION NITROGEN DOESNT HAVE VALENCE ELECTRONS IN ITS VALENCE ORBITAL.
The ionization energy of hydrogen atom is -13.6eV. The energy required to excite the electron in a hydrogen atom from the ground state to the first excited state is (Avogadro's co
What are laws of crystallography? How does it help in study of crystal structure
Q. Discuss the EDTA method of determining hardness of water. OR What is hardness of Water? How it is determined by EDTA
why HF can''t be kept in glass bottle
What is difference among silica used in TLC and HPLC column? Ans) TLC is known as thin layer chromatography. The simple methods works on the principle of adsorption, where as HP
What is Fe+HCI
Q. A sample of water analysis was found to contain temporary magnesium hardness 25 mg/L. Permanent magnesium chloride hardness 15 mg/L and permanent calcium sulphate hardness 20
How to write chemical formula of hydrogen peroxide
writethe sort farmula of learn the pariodik table.
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