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DINESH PUBLICATION-STRUCTURE OF ATOM-Assignment
- what is the e/m value of an electron?
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- What is the value of mass and charge on the proton ?
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- Who discovered neutron?
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- How many times is an atom bigger than the nucleus ?
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- When is no. of protons and electrons same in an atom ?
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- Define atomic number.
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- An anion M^(3-) had 18 electrons , what is its atomic number ?
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- What is common in the (i) isobars (ii) isotones ?
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- How does a neutron differ from proton ?
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- Total charge on one mole of monovalent ion is equal to
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- How many neutrons are present in .(18)^(40)Ca ?
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- What is the nature of particles which constitute positive rays ?
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- Are mass number and atomic number of an element same in all respects ?
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- Do isotopes of an element possess different chemical properties ?
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- Name the three fundamental particles in an atom. Write the values of t...
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- Why is an electron called universal particle ?
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- Enlist four properties of cathode rays.
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- Define atomic number of an element. How is it related to the mass nu...
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- Define a neutron. Mention its mass and charge.
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- How are the following species related ? .(6)^(14)C , .(7)^(15)N , .(...
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