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Download WorksheetWHICH METAL SHOW HIGHEST MELTING POIN?
IRON
2.TUNGUSTON
3.ZINC
4.SILVER
What happens to the atomic size when we move from top to bottom in a group.
Decreases
2.Increases
3.No change
4.Approaches to zero
Name the non metallic element present in third period which forms allotropes ,other than sulphur and chlorine.
Flourine
2.Phosphorus
3.oxygen
4.nitrogen
Inner Transition Elements are
Actinides
2.Lanthanides
3.Rare earth elements
4.All
In modern Periodic table the elements are arranged in the order of
Increasing Atomic weight
2.Increasing atomic radii
3.Increasing atomic number
4.Number of valence electrons
Strike out the false statement among the following /
metals are good conductors of electricity.
2.They form acidic oxides.
3.Metals are good conductors of heat.
4.All metals form positive ions.
Which among the following halogen will have highest boiling point?
F
2.Cl
3.Br
4.I
5.At
Which p block elements are not representative elements ?
I A
2.IIIA
3.VIIA
4.VIIIA
Choose the correct element with a complete 1s orbital and considered to be a noble element.
Hydrogen
2.Helium
3.Lithium
4.Neon
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