Easy
Match the following and select the correct option.
List-$I$ List-$II$ $(1)$ Lothar Meyer $(A)$ First to present a periodic table showing correct arrangement up to Calcium. $(2)$ $A$.$E$.$B$. de Chancourtois $(B)$ Arranged elements in horizontal and vertical rows based on atomic weight. $(3)$ Newlands $(C)$ Discovered the element with atomic number $101$. $(4)$ Seaborg $(D)$ Suggested that arrangement based on atomic weight is an important concept in the periodic table. $(E)$ Presented the first possible periodic table. $(F)$ Arranged elements into groups of three. $(G)$ Law of Octaves.
| List-$I$ | List-$II$ |
| $(1)$ Lothar Meyer | $(A)$ First to present a periodic table showing correct arrangement up to Calcium. |
| $(2)$ $A$.$E$.$B$. de Chancourtois | $(B)$ Arranged elements in horizontal and vertical rows based on atomic weight. |
| $(3)$ Newlands | $(C)$ Discovered the element with atomic number $101$. |
| $(4)$ Seaborg | $(D)$ Suggested that arrangement based on atomic weight is an important concept in the periodic table. |
| $(E)$ Presented the first possible periodic table. | |
| $(F)$ Arranged elements into groups of three. | |
| $(G)$ Law of Octaves. |
(A) $(1-B), (2-E), (3-A), (4-C)$
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Similar Questions
State whether the following statements are true or false:
$(i)$ The chart of elements presented by $Courtois$ could predict the stoichiometry of oxides of some metals.
$(ii)$ $Li, Na, Rb$ are known as $Döbereiner's$ triads.
$(iii)$ In $1863$,$Newlands$ classified the $56$ discovered elements into $18$ groups.
$(iv)$ $Mendeleev's$ periodic table is based on the atomic number of elements.
$(i)$ The chart of elements presented by $Courtois$ could predict the stoichiometry of oxides of some metals.
$(ii)$ $Li, Na, Rb$ are known as $Döbereiner's$ triads.
$(iii)$ In $1863$,$Newlands$ classified the $56$ discovered elements into $18$ groups.
$(iv)$ $Mendeleev's$ periodic table is based on the atomic number of elements.
Medium
View SolutionOn the basis of which important property did Mendeleev classify the elements in his periodic table? Was he able to stick to it firmly? Explain.
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View SolutionWhich of the following information was not known at the time when Mendeleev's periodic table was constructed?
Easy
View SolutionThe element or elements whose position is anomalous in the periodic table is
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View SolutionWrite the drawbacks in Mendeleev's periodic table that led to its modification.
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