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Question
Name the type of elements which have outermost shell incomplete.
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Solution
Representative elements
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RELATED QUESTIONS
Which of the following statement is correct in regard to the classification of elements?
(a) Elements in modern periodic table are arranged on the basis of increasing atomic masses.
(b) Elements in Mendeleev's periodic table are arranged on the basis of increasing atomic numbers.
(c) In modern periodic table, the element nickel of lower atomic mass is kept before the element cobalt of higher atomic mass.
(d) In modern periodic table, the isotopes of chlorine having different atomic masses are kept in the same group.
Which of the following are the correct characteristics of isotopes of an element?
(i) same atomic mass
(ii) same atomic number
(iii) same physical properties
(iv) same chemical properties
(a) (i), (ii) and (iv)
(b) (ii), (iii) and (iv)
(c) (ii) and (iii)
(d) (ii) and (iv)
Define:
Periodic table
How many groups and periods does the modern periodic table have?
Name the type of elements which have outermost shell complete.
State its position in the periodic table?
What is the main characteristic of the last element in each period of the periodic table?
The maximum number of electrons that can be accommodated in s, p,d, and f subshells are ______.
Define groups of modern periodic table.
Name the following metal:
A metal present in period 3, group 1 of the periodic table.
