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प्रश्न
State the number of elements in Period 1 of the Periodic Table.
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उत्तर
Period 1 is the shortest period has 2 elements
संबंधित प्रश्न
Fill in the following blank with suitable word:
The basis for modern periodic table is ...............
What is the significance of atomic number in the modern classification of elements? Explain with the help of an example.
Consider the following elements:
Na, Ca, Al, K, Mg, Li
Which of these elements belong to the same period of the periodic table?
What is the number of elements in the 3rd period, of the modern periodic table?
Give the chemical formula of carbonic acid
What are the elements.
An element has the atomic number 12.
- Write the electric configuration.
- To which group and period does it belong.
An element belonging to 3d series of modern periodic table has spin magnetic moment = 5.92 B.M. in +3 oxidation state. The atomic number of elements are ______.
Name the non-metals in the first twenty elements.
What is the general name of the last elements of the Periodic Table?
