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POLYTECHNIC | Chemistry QBank

Welcome Aspirants !!!

ScholarWorm welcomes our aspirants who are always hungry for more knowledge. We are here with our Free Chemistry QBank for Polytechnic Exams to help our students to practice regularly and perform at best of their ability in their exams.

Instruction to Create Question Set :-

1. The Test Paper is AI generated. 

2. On clicking the button below the AI bot creates a set of 20 Questions from the pool of  questions that is being updated regularly by our expert faculties.

3. A Timer is set for each Test Set, once time is up the AI will automatically submit the test. 

4. New Question Set can be created by going backwards and repeating the above steps. 

Note :- Number of Questions and Timer is not customizable in Free QBanks.

Results

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#1. Colour of ferrous sulphate crystals

#2. __________ acid is present in Tomato.

#3. Chips manufacture usually flush bags of chips with _________ gas to prevent the chips from getting oxidized.

#4. Dehydration of ethanol gives

#5. The order of reactivity is

#6. Gases evolved when sodium carbonate reacts with hydrocholoric acid

#7. __________ solution does not conduct electricity

#8. Fe2O3(s) + 2AI(s) ------> 2Fe(l) + Al2O3(s) + Heat. This reaction is called

#9. Singing hair of nettle leaves inject _______ causing burning pain

#10. The atmosphere of venus is made up of thick white and yellowish clouds of

#11. The maximum value of 'l' possible for n = 2

#12. _________ is most malleable metal.

#13. Manganese react with very dilute HNO3 to evolve ________ gas

#14. Esters react in the presence of acid or base to give alcohol and carboxylic acid is called

#15. In which one of the following, bond angle is minimum ?

#16. Quick lime is

#17. Who proposed the ionic bond ?

#18. which of the following elements is bigger in size compared to others?

#19. __________ is an allotrope of carbon which is hardest in nature.

#20. Plaster of Paris (POP) is

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