(a)
Interpretation: The following statement should be completed with proper term.
The
Concept Introduction:Atom is the smallest unit of any chemical substance. It is a neutral entity with certain sub-atomic particles.
These sub-atomic particles maintain the neutrality of an atom and are arranged at a certain location.
(b)
Interpretation: The following statement should be completed with proper term.
In an atom, the number of electrons is equal to the number of ____________.
Concept Introduction: Atom is the smallest unit of any chemical substance. It is a neutral entity with certain sub-atomic particles.
These sub-atomic particles maintain the neutrality of an atom and are arranged at a certain location.
(c)
Interpretation: The following statement should be completed with proper term.
Sodium and potassium are examples of elements called _____________.
Concept Introduction: All know elements are placed in the periodic table. Elements are arranged in the increasing order of their atomic number.
On the basis of valence shell electronic configuration, periodic table can be classified as s, p,
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Basic Chemistry
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