Class 11ChemistryClassification of Elements and Periodicity in PropertiesExtended or long form of periodic table
EasyWho developed the long form of periodic table?
- ALothar Meyer
- BMendeleef
- CNiels Bohr
- DMoseley
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Similar Questions
In the periodic table,the element with atomic number $16$ will be placed in which group (in $^{th}$)?
Medium
View SolutionWhat is the maximum number of elements possible in a period? Where are they located?
Easy
View SolutionIdentify the incorrect match from the following table of elements with atomic number $Z > 100$ and their $IUPAC$ names:
Temporary Systematic Name $IUPAC$ Official Name $a$. Unnilunium $(101)$ $i$. Nobelium $(No)$ $b$. Unniltrium $(103)$ $ii$. Lawrencium $(Lr)$ $c$. Unnilhexium $(106)$ $iii$. Seaborgium $(Sg)$ $d$. Ununnilium $(110)$ $iv$. Darmstadtium $(Ds)$
| Temporary Systematic Name | $IUPAC$ Official Name |
|---|---|
| $a$. Unnilunium $(101)$ | $i$. Nobelium $(No)$ |
| $b$. Unniltrium $(103)$ | $ii$. Lawrencium $(Lr)$ |
| $c$. Unnilhexium $(106)$ | $iii$. Seaborgium $(Sg)$ |
| $d$. Ununnilium $(110)$ | $iv$. Darmstadtium $(Ds)$ |
MediumNEET 2020
View SolutionExplain the Modern Periodic Law and the present form of the periodic table.
Element $E$ belongs to the period $4$ and group $16$ of the periodic table. The valence shell electron configuration of the element,which is just above $E$ in the group is $.....$
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