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प्रश्न
An element has 2 electrons in its N shell.
Is it a metal or a non-metal?
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उत्तर
It is metal.
संबंधित प्रश्न
State modern periodic law.
What is the significance of atomic number in the modern classification of elements? Explain with the help of an example.
Which of the following statement about the modern periodic table is correct?
(a) It has 18 horizontal rows known as periods.
(b) It has 7 vertical columns known as periods.
(c) It has 18 vertical columns known as groups.
(d) It has 7 horizontal rows known as groups.
How would the tendency to lose electrons change as we go from left to right across a period of the periodic table?
From the standpoint of atomic structure, what determines which element will be the first and which the last in a period the periodic table?
Name two elements in Alkaline earth metals.
Name the type of elements which have two outermost shell incomplete.
Give the symbol and valency of the following element and radical.
Aluminium
p-block is composed of groups 1 and 2.
The maximum number of electrons that can be accommodated in s, p,d, and f subshells are ______.
