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Chemistry

Chemistry
Atoms of same element having different mass numbers are called________

Isobars
Isotones
Isotopes
Isomers

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Chemistry
The chemical(s) most commonly used for cloud seeding or ‘artificial rainmaking’ is/are

Silver Iodide
Dry ice or frozen carbon dioxide
All listed here
Sodium Chloride

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Chemistry
Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ?

Butane
Propane
Ethane
Methane

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Chemistry
Vinegar is an aqueous solution of

Citric acid
Oxalic acid
Acetic acid
Hydrochloric acid

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Chemistry
Nucleons are regarded as composites sub-particles known as

Leptons
Mesons
Photons
Quarks

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Chemistry
The metal present in vitamin B12 is

Mo
Fe
Co
Mg

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MORE MCQ ON Chemistry

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