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प्रश्न
State the term
The tabular arrangement of elements in horizontal rows and vertical columns _________
उत्तर
The tabular arrangement of elements in horizontal rows and vertical columns periodic table.
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संबंधित प्रश्न
Name two elements you would expect to show chemical reactions similar to magnesium. What is the basis for your choice?
How does the chemical reactivity of the halogens vary on going in group 17 of the periodic table?
Explain why All the elements of a group have similar chemical properties.
What is the fundamental difference in the electron configurations between the group 1 and group 2 elements?
Give the group number of following elements present in periodic table
Name two elements in each case:
Actinides
Give the symbol and valency of the following element and radical.
Magnesium
Give the symbol and valency of the following element and radical.
Ammonium
Where would you locate the element with electronic configuration 2,8 in the Modern Periodic Table?
Compare the radii of two species X and Y. Give reasons for your answer.
- X has 12 protons and 12 electrons
- Y has 12 protons and 10 electrons
