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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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