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Veto q&a 7 Month22 (1)

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2018<br />

July<br />

@chemistry<br />

Q<br />

Which is the first metal used by man<br />

Q<br />

Process by which ‘Titanium’ is manufactured<br />

A. Copper<br />

A. Kroll Process<br />

Q<br />

Metal manufactured in blast furnace<br />

Q<br />

Arthritis is related to<br />

A. Iron<br />

A. Potassium<br />

Q<br />

Q<br />

Q<br />

Q<br />

Chlorophyll<br />

Magnesium<br />

Insulin<br />

Zinc<br />

Haemoglobin Iron<br />

Vitamin B 12<br />

Cobalt<br />

First man-made metal<br />

A. Technetium<br />

Metal used in clock dials<br />

A. radium<br />

Metal melts at room temperature<br />

A. Gallium (Ga)<br />

Aluminium was first extracted by<br />

A. Hans Christian Oersted<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

Unusual metal<br />

A. Mercury<br />

Metal present in black soil<br />

A. Thorium<br />

Highest producer of mercury<br />

A. China<br />

Metal present in the smoke emitted by vehicles<br />

A. Lead<br />

Metals extracted from ocean water<br />

A. Sodium and Magnesium<br />

First person to extract ‘Al’ from Bauxite<br />

A. Charles Martin Hall<br />

ELEMEnT LATIn nAME SYMBOL<br />

Q<br />

Free metals available from nature<br />

Sodium Natrium Na<br />

A. Gold, Silver, Platinum<br />

Potassium Kalium K<br />

Q<br />

Most expensive metal<br />

Copper Cuprum Cu<br />

A. rhodium<br />

Gold Aurum Au<br />

Q<br />

Body parts of aeroplanes are manufactured using<br />

Silver Argentum Ag<br />

A. Duralumin (Alloy)<br />

Tungsten Wulfrum W<br />

Iron Ferrum Fe<br />

Mercury Hydrargyrum Hg<br />

Tin Stannum Sn<br />

Lead Plumbum Pb<br />

Q<br />

Q<br />

Q<br />

Which is the least conducting metal<br />

A. Lead<br />

Only liquid metal<br />

A. Mercury<br />

Metal with least melting point<br />

A. Mercury<br />

ELEMEnT EXTrACTIOn<br />

Q<br />

Manufacturing process of Sodium<br />

Sodium, Potassium, Calcium<br />

Humphry Davy<br />

A. Down’s Process<br />

Silicon, Selenium, Thorium<br />

Zirconium, Uranium<br />

Radium and Polonium<br />

Berzelius<br />

Martin Klaporth<br />

Madam Curie<br />

Melting Point Values<br />

• Tungsten = 3422 0 C<br />

• Mercury = -39 0 C<br />

30<br />

Q&AUbdn current affairs & gk<br />

www.vetopsc.org<br />

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