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Principal quantum number of an atom represents:
(1) Size of the orbital
(2) Spin angular momentum
(3) Orbital angular momentum
(4) Space orientation of the orbital
Ans: Size of the orbital
He- is p block element
The difference in the mass of 100 moles of sodium atoms and sodium ions is 5.48002grams .compute the mass of an electron
In which one of the following pairs of experimental observations and phenomenon does the experimental observation correctly account for phenomenon: (1) X-ray spectra
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solution A is made by dissolving sodium acetate in methanol. so
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The high melting point and insolubility in organic solvents of sulphanilic acid are due to its ...... structure: (1) Simple ionic (2) Bipolar
preparation method of glycerol
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