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Calculate de-Broglie wavelength of an electron travelling at 1% of the speed of light: (1) 2.73 x 10- 24 (2) 2.42 x 10 -10 (3) 242.2x 10- 10
Number of nodal centres for 2s orbital: (1) 1 (2) 0 (3) 4 (4) 3 Ans: 1
anode rays properties
Q. What do you mean by Mixtures of Matter? A mixture is a mixture of two or more pure substances in which each substance retains its individual properties. Concrete mainly ro
LITHIUM AND BERYLLIUM MARKEDLY DIFFERENT FROM OTHER MEMBERS OF THEIR RESPECTIVE GROUP?.
Q. What do you mean by nucleus of the atom? The nucleus of an atom for the reason that atoms have no net electrical charge scientists reasoned that if an atom contains particle
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ordering in arrangement of protons and neutrons in nucleus
what is the gram atomic mass of hydrogen and oxygen?
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