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प्रश्न
Find the odd one out and give its explanation.
पर्याय
F
K
Cl
I
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उत्तर
K
Explanation:
K is placed in group 1, while others are placed in group 17 of the modern periodic table.
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संबंधित प्रश्न
Fill in the blank:
The modern periodic table consists of ……………. periods.
Name two elements you would expect to show chemical reactions similar to magnesium. What is the basis for your choice?
Give two example of group 18 elements.
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What is the number of valence electrons in the atoms of first elements in a period?
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State how the valency of elements varies in a period of the periodic table?
What is the main characteristic of the last elements in the periods of the periodic table? What is the general name of such elements?
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 the scientist who stated the modern periodic law.
Name the type of elements which have one electron short of octet.
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Write a short note.
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Give the chemical formula of carbonic acid
Name the following:
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What are the elements.
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Define groups of modern periodic table.
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1H2 is an isotope of hydrogen. In the modern Periodic Table it will ______.
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