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प्रश्न
Name the following metal:
A metal present in period 3, group 1 of the periodic table.
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उत्तर
Sodium
APPEARS IN
संबंधित प्रश्न
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
Name the scientist who prepared modern periodic table.
The three elements having chemical symbols of Si, B and Ge are:
(a) all metals
(b) all non-metals
(c) all metalloids
(d) Si is metalloid, B is metal and Ge is non-metal
Correct the statement.
Transition elements are placed at extreme right of the periodic table.
Give the symbol and valency of the following element and radical.
Sodium
Give the symbol and valency of the following element and radical.
Chlorine [Chloride]
Give the symbol and valency of the following element and radical.
Nitrogen [Nitride]
State what is meant by the term chemical formula.
What are the periods in a periodic table?
The d-block elements are called as ______ elements.
