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Veto q&a 7 Month22 (1)

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2018<br />

May<br />

@chemistry<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

The rod in dry cell, which acts as the positive<br />

terminal is made of<br />

A. carbon<br />

Which is the metal used in storage batteries<br />

A. lead<br />

Which is the first molecule discovered in the Space<br />

A. Hydroxide<br />

Who was the first to develop a process to<br />

manufacture Ammonia on industrial scale<br />

A. fritz Haber<br />

Which instrument is used for determining elements<br />

present in a substance<br />

A. Spectrograph<br />

Atomic Theory<br />

John Dalton<br />

Uncertainty Principle<br />

Werner Heisenberg<br />

Structure of Atom<br />

niels Bohr<br />

Plum Pudding Model<br />

J.J. Thomson<br />

Wave Mechanics Model<br />

max Planck<br />

Electron (–ve charge)<br />

J.J. Thomson<br />

What is ‘Pandermite’ Chemically<br />

A. Hydrogen calcium Borate<br />

Who built the first electron microscope<br />

A. max Knoll and ernst Ruska<br />

Which instrument is used to measure volume<br />

changes in chemical reaction between gases<br />

A. eudiometer<br />

The study of the constitution of metals is known as<br />

A. metallography<br />

Inventions<br />

Q<br />

Q<br />

Q<br />

Q<br />

Q<br />

Proton (+ve charge)<br />

ernest Rutherford<br />

Neutron (No charge)<br />

James chadwick<br />

Nucleus (+ve charge)<br />

ernest Rutherford<br />

Positron (+ve charge)<br />

carl anderson<br />

Antineutron (No charge)<br />

Bruce cork<br />

Who first detected radiowaves coming from space<br />

A. Karl.G.Janky<br />

What is the Chemical name of ‘mothball’<br />

A. naphthaline<br />

Which acid is present in curd<br />

A. lactic acid<br />

What is aquafortis<br />

A. nitric acid<br />

Which compound is used as rat poison<br />

A. Zinc Phosphate<br />

Q The radio active element seen in Kerala<br />

A. Thorium<br />

Q What is the chemical name of ‘Salt<br />

Petre’<br />

Q<br />

Q<br />

Q<br />

Q<br />

A. Potassium nitrate<br />

Q What is ‘butter of antimony’?<br />

A. Sbcl 3<br />

Q What are ‘miscelle’<br />

A. aggregated colloids<br />

Q Mixture of Copper Sulphate and<br />

Sodium Potassium tartrate is<br />

known as<br />

A. fehling Solution<br />

Q Name a metal which is a liquid at<br />

0 0 C<br />

A. mercury<br />

Q What is the chemical name of<br />

Iron Rust<br />

A. Hydrated ferric oxide<br />

Who discovered ‘sulphadrug’<br />

A. Gerhard Domagk<br />

Father of ‘Law of Elctrolysis’<br />

A. michael faraday<br />

Who got Nobel Prize for manufacturing Higher<br />

Density Polythene?<br />

A. Karl Ziegler<br />

Which is the first wholly Synthetic Fibre<br />

A. nylon<br />

34 Q&AUbdn current affairs & gk<br />

www.vetopsc.org<br />

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