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MBD-STRCTURE OF ATOM-Example
- If bromine atom is in the form of say isotopes "35^79Br (49.7%) and "...
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- The average atomic mass of a sample of an element X is 16.2 u, what ar...
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- IfZ= 3, what would be the valency of the element ? Also, name the elem...
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- Composition of the nuclei of two atomic species X and Y are given as u...
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- (true/false) J.J. Thomson proposed that the nucleus of an atom contain...
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- (true/false) A neutron is formed by an electron and a proton combining...
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- (true/false) The mass of an electron is about 1/2000 times that of pro...
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- (true/false) Isotope of iodine is used for making tincture iodine, whi...
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- Put tick (sqrt) against correct choice and cross (x) against wrong cho...
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- Put tick (sqrt) against correct choice and cross (x) against wrong cho...
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- Put tick (sqrt) against correct choice and cross (x) against wrong cho...
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- Which one of the following is a correct electronic configuration of so...
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- Complete the following table:
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- What is Rutherford's a-ray scattering experiment ? Give its observatio...
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- Most of the a-particles passed through the gold foil without any defle...
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- Discuss in brief Rutherford's Model of atom.
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- Give the electronic distribution in the first twenty elements on the b...
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- Define the terms: Atomic number
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- Define the terms : Mass number
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- Define the terms : Atom
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