TO THE PERIODIC TABLES >
SMALL
LARGE
ATOMIC ELEMENTS
GROUP 7
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VANADIUM - VANADION
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NIOBIUM - NIOBION
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PRASEODYMIUM - PRASEON
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TANTALUM - TANTALON
GROUP 7
VANADION.....NIOBION.......PRASEON......TANTALON
VANADIUM......NIOBIUM....PRASEODYMIUM....TANTALUM
THE CORROSION and SHOCK RESISTANT
STEEL PLATING and ALLOY METALS
THESE METALS ARE USED TO MAKE,
RAILROAD RAILS
GANTRY CRANES
ELECTRO-PLATED TOOLS
ELECTRICAL POWER RECTIFIERS
THEIR CLORIDES and OCSIDES ARE USED AS
COLORANTS IN PRINTERS INKS and WOOD STAINS