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प्रश्न
Name the type of elements which have two outermost shell incomplete.
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उत्तर
Transition elements
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संबंधित प्रश्न
In the Modern Periodic Table, which are the metals among the first ten elements?
(b) What is the number of elements is 3rd period, the modern periodic table?
Name two elements in each case:
Actinides
Name an alkali metal in period 3 and halogen in period 2.
Name and state the following with reference to the elements of the first three periods of the periodic table.
A covalent compound formed by an element in period 2 and a halogen.
Give the chemical formula of sodium bicarbonate
Give the chemical formula of carbonic acid
On moving from left to right in a period in the periodic table, the size of the atom ______
An element ‘M' has 50% of the electrons filled in the 3rd shell as in the 2nd shell. The atomic number of ‘M’ is ______.
Name the following metal:
A metal present in period 3, group 1 of the periodic table.
