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प्रश्न
What do you understand by typical elements?
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उत्तर
The third period elements, Na, Mg, Al, Si, P and Cl summarize the properties of their respective groups and are called typical elements.
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संबंधित प्रश्न
Fill in the blank:
The modern periodic table consists of ……………. periods.
What is periodicity in properties of elements with reference to the Modern Periodic Table?
Consider the following elements:
Na, Ca, Al, K, Mg, Li
Which of these elements belong to the same period of the periodic table?
How would the tendency to lose electrons change as we go from left to right across a period of the periodic table?
Explain why All the elements of a group have similar chemical properties.
An element X belongs to 3rd period and group 2 of the periodic table. State:
(a) number of valence electrons
(b) valency
(c) metal or non-metal
(d) name of the element
Name the type of elements which have outermost shell complete.
Right or wrong sentence.
The modern periodic table shows the molecular masses of the elements in each frame.
If an element X is placed in group 14, what will be the formula and the nature of bonding of its chloride?
What is the general name of the last elements of the Periodic Table?
