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Veto q&a 7 Month22 (1)

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2018<br />

June<br />

@chemistry<br />

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Which is the 118 th element?<br />

A. oganesson<br />

Scientist who established measuring and weighing<br />

methods in Chemistry?<br />

A. Lavoisier<br />

Element used in the dials of clock?<br />

A. radium<br />

Most stable form of carbon?<br />

A. Graphite<br />

Maximum close packing can be seen in?<br />

A. Diamond<br />

Pendulam is manufactured using?<br />

A. invar<br />

Wood Charcoal is used in gas masks. Why?<br />

A. it adsorbs gases<br />

Khetri Project in Rajastan is famous for?<br />

A. copper production<br />

Estimation of Nitrogen in an Organic Compound?<br />

A. kjeldahl’s method<br />

Acid in which glass is soluble?<br />

A. hydro fluoric acid<br />

The process of slow and uniform cooling of glass?<br />

A. annealing<br />

Chemical responsible for the light of firefly?<br />

A. Luciferin<br />

Major component in nailpolish remover?<br />

A. aceton<br />

Chemical used in cloud seeding?<br />

A. Silver iodide<br />

Element which is least metallic in nature?<br />

A. fluorine<br />

The level of Iodine in iodised salt?<br />

A. 30 ppm<br />

Gas which mainly causes global warming?<br />

A. co 2<br />

Heaviest known halogen?<br />

A. astatine<br />

Inert gas which shows highest thermal conductivity?<br />

A. helium<br />

pH value of Tea?<br />

A. 5.5<br />

Base turns red litmus to?<br />

Q<br />

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A. Blue<br />

Wonder Drug?<br />

A. aspirin<br />

Rainbow metal?<br />

A. iridium<br />

Gas released while heating limestone?<br />

A. co 2<br />

What is Topaz (tKmtaXIw) chemically?<br />

A. aluminium fluorine Silicate<br />

Aluminium purification?<br />

A. hoopes process<br />

Element used in the tip of fountain pen?<br />

A. osmium<br />

Bauxite Ore is concentrated by?<br />

A. Leaching<br />

What is Rock Cotton?<br />

A. asbestos<br />

Melting point of Iron?<br />

A. 1538 0 c<br />

Hardness of corundum?<br />

A. 9 mohs<br />

Fundamental element of life?<br />

A. carbon<br />

Acid used to identify ammonia?<br />

A. nessler’s reagent<br />

The acid that causes muscle fatigue<br />

Barbituric Acid<br />

A. Lactic acid<br />

acid<br />

Hydrochloric Acid<br />

Phosphoric Acid<br />

Carbonic Acid<br />

Tartaric Acid<br />

Acetyl Salicylic Acid<br />

Lysergic Acid Diethylamide<br />

(LSD)<br />

Benzoic Acid<br />

Oxalic Acid<br />

Folic Acid<br />

use<br />

Used as hyphotic<br />

Acts as a digesting agent<br />

Contained in cola/soft drinks<br />

Ordinary Soda Water<br />

Constituent of baking powder<br />

Asperin Acid known as wonder<br />

drug<br />

The acid used in Psychiatry<br />

Used as food preservative<br />

Ink stain remover<br />

The scientific name of Vitamin B9<br />

36<br />

Q&AUbdn current affairs & gk<br />

www.vetopsc.org<br />

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