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प्रश्न
Name the type of elements which have outermost shell complete.
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उत्तर
Noble gases
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संबंधित प्रश्न
How does the metallic character of elements in Modern Periodic Table vary on moving from left to right in a period, and (ii) down a group?Give reason to justify your answer.
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
Which element has the electronic configuration 2, 8, 2?
What is a period in a periodic table?
Name two elements in each case:
Transition element
Answer the following in respect of element `31/15 P`
Give its electronic configuration
How will the tendency to gain electrons change as we go from left to right across a period? Why?
Right or wrong sentence.
The modern periodic table has 1 to 7 periods.
The scientist who propounded the modern periodic law is ______.
The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong?
