Advertisements
Advertisements
प्रश्न
Name the following:
The group of the Modern Periodic Table to which calcium [Ca2+] belongs.
Advertisements
उत्तर
Group 2
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.
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
What is the name of those elements which divide metals and non-metals in the periodic table?
Helium and neon are unreactive gases. What, if anything, do their atoms have in common?
Name the type of elements which have outermost shell incomplete.
How will the tendency to gain electrons change as we go from left to right across a period? Why?
Name an element of group 18 which can form compounds.
Define the atomic size.
The longest period of the Modern Periodic Table is period.
State the group and period, of the element having three shells with three electrons in valence shell.
