Advertisements
Advertisements
प्रश्न
State the term
The tabular arrangement of elements in horizontal rows and vertical columns _________
Advertisements
उत्तर
The tabular arrangement of elements in horizontal rows and vertical columns periodic table.
APPEARS IN
संबंधित प्रश्न
Write the names given to the vertical columns and horizontal rows in the Modern Periodic Table. How does the metallic character of elements vary on moving down a vertical column? How does the size of atomic radius vary on moving left to right in a horizontal row? Give reason in support of your answer in the above two cases.
On the basis of electronic configuration, how will you identify the first element of a period?
State the main aim of classifying elements. Which is the more fundamental property of elements that is used in the development of Modern Periodic Table? Name and state the law based on this fundamental property. On which side of the periodic table one can find metals, non-metals and metalloids?
What is meant in the periodic table by a period?
Give the symbol and valency of the following element and radical.
Ammonium
Give the symbol and valency of the following element and radical.
Bisulphite
Give the chemical formula of sodium bicarbonate
Fill in the blank:
The element lithium in the Modern Periodic Table with valency 1+ belongs to the group ______.
What are the periods in a periodic table?
“Hydrogen occupies a unique position in Modern Periodic Table”. Justify the statement.
