Free CBSE Class 9 Science1 Structure Of Atom Worksheets

Download free printable Structure Of Atom Worksheets to practice. With thousands of questions available, you can generate as many Structure Of Atom Worksheets as you want.

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Sample CBSE Class 9 Science1 Structure Of Atom Worksheet Questions

Why is the valency of Argon atom zero?
What were the drawbacks of Rutherford’s model of an atom?
Write the one use of isotope of uranium.
What are canal rays?
What experiment was responsible for the discovery of atomic nucleus?
The atomic number and mass number of an element are 5 and 11 respectively. Calculate the valency of it.
The ratio of the radii of hydrogen atom and its nucleus is ~ 105. Assuming the atom and the nucleus to be spherical, what will be the ratio of their sizes?
State True/False: The electrons do not radiate energy while revolving in discrete orbits.
1. 1 2. 0
State True/False: The volume of nucleus is much smaller than that of the atom so when a gold foil is bombarded by a beam of ? particle, only a few of them get deflected whereas most go straight undeflected.
1. 1 2. 0
State True/False: Protium, isotope of Hydrogen has 1 neutron.
1. 1 2. 0

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