1
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
Cyclo [18] carbon is an allotrope of carbon with molecular formula C18. It is a ring of 18 carbon atoms, connected by single and triple bonds. The total number of triple bonds present in this cyclocarbon are
2
WB JEE 2018
MCQ (Single Correct Answer)
+1
-0.33
Cl2O7 is the anhydride of
3
WB JEE 2018
MCQ (Single Correct Answer)
+1
-0.33
Which of the following is present in maximum amount in 'acid rain'?
4
WB JEE 2018
MCQ (Single Correct Answer)
+1
-0.33
Which of the set of oxides are arranged in the proper order of basic, amphoteric, acidic?
Questions Asked from Some P Block Elements (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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