Class 11ChemistryClassification of Elements and Periodicity in PropertiesExtended or long form of periodic table
MediumThe element that does not belong to the same period as the remaining elements in the modern periodic table is:
- APalladium
- BIridium
- COsmium
- DPlatinum
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Similar Questions
An element belongs to Group $15$ and third period of the periodic table. Its electronic configuration will be
The symbol of an element is $Une$. Its atomic number is
Explain the Modern Periodic Law and the present form of the periodic table.
Identify 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 SolutionWhat is the main basis for the arrangement of elements in the modern periodic table? Describe it.
Medium
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