IITJEE REVISION 🚀 💯

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A daily quick revision notes will be posted in this group for remembering important concept... IT WILL TAKE AT LEAST 5-10 min to read .IN THIS WAY YOU CAN REVISE OLD TOPICS BY MAKING FUN !!!

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823

Refining of silver is done by:

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Liquation process is used for refining:-

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The substance not likely to contain CaCO₃ is :- [AIEEE-2003]

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Electronegativity scale of pauling is based upon :-

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Which of the following elements does not show allotropy ?

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Nylon threads are made up of:

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Nylon threads are made up of: (a) (b) (c) (d)

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Which of the following is used as a "morning after pill" ?

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Most hazardous metal pollutant of automobile exhaust is:

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Above question

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Ellingham diagrams can be drawn for the following :

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Desilverisation process is used for

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Many gemstones are impure form of

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Which of the following metal is extracted from the process of hydrometallurgy ?

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London force is the only operational force between -

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Partial roasting of chalcopyrite produces :-

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Treatment of lead poisoning is done by :

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Which of the following compound required in industry of dry battery cell's?

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ZSM-5 (special type of Zeolite) used for :-

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