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प्रश्न
State the number of elements in Period 3 of the Periodic Table.
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उत्तर
Period 3 is a short period that has 8 elements.
संबंधित प्रश्न
What is periodicity in properties of elements with reference to the Modern Periodic Table?
On which side of the periodic table will you find non-metals?
The atomic numbers of four elements P, Q, R and S are 6, 8, 14 and 16 respectively. Out of these, the element known as metalloid is:
(a) P
(b) Q
(c) R
(d) S
State how the valency of elements varies in a group of the periodic table?
Name the scientist who stated the modern periodic law.
Arrange the elements of second and third periods in increasing order of their atomic size.
Third Period.
What is the number of elements in the 3rd period, of the modern periodic table?
Name an element of group 18 which can form compounds.
Give the chemical formula of sodium sulphite
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 ______.
