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Subjects
Science State Board
Class 10
Periodic Classifications of elements
The modern periodic law
12.
Spot the correct statement
Exercise condition:
4
m.
Spot the error and choose the correct statements:
1.
The elements were arranged to increase their atomic masses to form the modern periodic table.
The elements were arranged to increase their atomic numbers to form the modern periodic table.
The elements were arranged to decrease their atomic weight to form the modern periodic table.
The elements were arranged to increase their atomic weights to form the modern periodic table.
The molecules were arranged to increase their atomic numbers to form the modern periodic table.
2.
The atomic radius is defined as the distance between the nucleus's center and the outermost shell neutron.
The atomic radius is defined as the distance between the nucleus's center and the outermost shell electron.
The atomic radius is defined as the distance between the nucleus's center and the outermost shell proton.
The atomic radius is defined as the distance between the nucleus's center and the outermost shell photon.
The atomic radius is defined as the distance between the atomic center and the outermost shell electron.
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