General Studies One-liner 9: SSC CGL CHSL MTS Free Study Material PDF

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General Studies One-liner 9: SSC CGL CHSL MTS Free Study Material PDF

321) Hydrogen Bomb is based upon the Principle of– Uncontrolled Nuclear Fusion

322) Catalytic Converters are Generally Made from

Transition Metals

323) Aqua regia is a Mixture of the following in the ratio 1:3 by volume– Conc HNO3 and conc HCL

324) The Gas Causes acid rain in an industrial area is– Sulphur dioxide

325) What is wood spirit?

Methyl Alcohol

326) Fire-Fighting cloths are made from– Asbestos

327) One carat of Diamond is equal to– 200 mg

328) In Graphite layers are held together by– Vander wall forces

329) Which of the following metal is found in Free State

Copper

330) Cement is a mixture of

Calcium Silicate and calcium aluminates

331) Who discovered cement?

Joseph Aspin

332) The addition of Gypsum to Portland cement helps in– Preventing rapid settling of cement

333) Acute Lead poisoning is also known as

Plumbism

334) The phenomenon of ejection of electrons from the metal surface when a light of suitable frequency falls on it is called– Photoelectric effect

335) To protect the iron from getting rusted, the coat of zinc is applied on it. This process is known as– Galvanization

336) Non-Metal found in Liquid state is

Bromine

337) Brass gets discolored in air due to the presence of which gas in air

Hydrogen Sulphide (H2S)

338) Who is awarded by noble prize for the discovery is neutron?

Chadwick

339) Orientation of atomic orbital is controlled by

Magnetic Quantum number

340) Element having atomic number 29 is related to

D-Block

341) When a bond is formed between two atoms, the energy system will?

Decrease

342) Who proposed the Atomic principle of matter?

Dalton

343) What is a mixture of potassium nitrate, powdered charcoal and Sulphur called?

Gun powder

344) Which is used as a fuel in Nuclear power stations in India?

Thorium

345) Rusting of iron is an example of which thing

Slow oxidation

346) What does Nail polish remover contain?

Acetone

347) Which pair of metals are supposed to constitute the internal core of the earth?

Nickel and Iron

348) Chlorine acts as a bleaching agent only in the presence of which thing

Moisture

349) What is used in preparing match sticks?

Red phosphorus

350) Which is a significant contributor to increased levels of atmospheric carbon dioxide?

Deforestation

351) Which desert is famous for its deposits of nitrates?

Atacama

352) If the dew point is below freezing, it is referred to which point

Frost point

353) Sodium metal is kept under which liquid

Kerosene

354) Which is the compound in that oxygen shows + 2 oxidation state?

F2O

355) Which colloidal solution is commonly used as germ killer?

Colloidal Sulphur

356) Which is produced during allergic reactions?

Histamine

357) When ore is heated generally in absence of air then what is process called?

Calcination

358) Formation of potholes in riverbeds is an example of thing?

Corrosion

359) Which synthetic fiber is known as artificial silk?

Rayon

360) Which Scale is used for recording weather condition?

Barometer

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