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preparation method of glycerol
does lowered pH of water affect dissolved oxygen?
what is uniform electrical charge
describe the comparative study of physical and chemical properties of p block elements.
Q. Illustrate the Physical properties of Ammonia? Ans. Ammonia is a colorless gas that has a strong penetrating odor. It boils at -33 o C and is easily liquefied by press
Q. Describe about atomic number? It is significant to be able to obtain useful information from the periodic table. Beginning with the simplest element hydrogen the periodic ta
Each element has a unique number of protons. This unique number is known as the element's atomic number . All atoms of a given element have the same atomic number. For example:
why Px orbitol reside outside in bonding orbitol in elements have Z>7
The ionisation potential of a hydrogen atom is -13.6 eV. What will be the energy of the atom corresponding to n= 2 . (1) -3.4 eV (2)-6.8 eV (3) -1.7 eV
Ethyl bromide can be converted into ethyl alcohol using- Moist silver oxide or dry silver oxide?
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