Q.1:
What is periodic table ?
Q.2:
What is the periodic law?
Q.3:
What is an octet rule?
Q.4:
Elements of group1 are ---------- whereas elements of group 7 are ---------.
Q.5:
In a group of elements in the periodic table, the ionization energy of the element tend to --------- in going from the top to the bottom of the group.
Q.6:
Metals have the tendency to ---------- electrons.
Q.7:
Atomic size --------- across the period in the periodic table.
Q.8:
Which element has the largest atomic size in the set of elements - Be, Ca, Ba ?
Q.9:
Which element has the largest atomic size in the set of elements - Be, N, F ?
Q.10:
----------- exhibit the properties of both metals and nonmetals.
Q.11:
In transition elements, electrons are being added to a -------- sublevel.
Q.12:
In lanthanoids, electrons are being added to a ---------- sublevel.
Q.13:
Negative ions are --------- than the atoms from which they are produced.
Q.14:
Metals have --------- electron affinities.
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