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Tritium is the isotope of: (1) Hydrogen (2) Oxygen (3) Carbon (4)Sulpher Ans: Hydrogen
laboratory preparation
methods of purification of organic compounds with diagrams ..
what is electronic configuration
Q. Describe the Half -Life property of radioactive decay? Ans. The decay of a nucleus is a random event. It is impossible to predict which nucleus will decay and when.
what is the solvent effect on transition metal?
The frequency of one of the lines in Paschen series of hydrogen atom is2.340x10 11 Hz. The quantum number n 2 which produces this transition is: (1) 6 (2) 5
question..in which the molality is used? units of molality
Filter A plant pot with a plug of cotton wool in the bottom and a layer of sand little inches deep makes a satisfactory filter for more purposes
How sodium carbonate can increase surface area of a catalyst
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