1
JEE Main 2022 (Online) 27th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which is true about Buna-N?
2
JEE Main 2022 (Online) 27th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Given below are two statements.
Statement I : Maltose has two $$\alpha$$-D-glucose units linked at C1 and C4 and is a reducing sugar.
Statement II : Maltose has two monosaccharides : $$\alpha$$-D-glucose and $$\beta$$-D-glucose linked at C1 and C6 and it is a non-reducing sugar.
In the light of the above statements, choose the correct answer from the options given below :
3
JEE Main 2022 (Online) 27th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Match List-I with List-II
| List-I | List-II | ||
|---|---|---|---|
| (A) | Antipyretic | I. | Reduces pain |
| (B) | Analgesic | II. | Reduces stress |
| (C) | Tranquilizer | III. | Reduces fever |
| (D) | Antacid | IV. | Reduces acidity (stomach) |
Choose the correct answer from the options given below :
4
JEE Main 2022 (Online) 27th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Match List I with List II.
| List-I (Anion) |
List-II (gas evolved on reaction with dil.H$$_2$$SO$$_2$$) |
||
|---|---|---|---|
| (A) | CO$${_3^{2 - }}$$ | I. | Colourless gas which turns lead acetate paper black. |
| (B) | S$$^{2 - }$$ | II. | Colourless gas which turns acidified potassium dichromate solution green. |
| (C) | SO$${_3^{2 - }}$$ | III. | Brown fumes which turns acidified KI solution containing starch blue. |
| (D) | NO$${_2^ - }$$ | IV. | Colourless gas evolved with brisk effervescence, which turns lime water milky. |
Choose the correct answer from the options given below :
Paper analysis
Total Questions
Chemistry
30
Mathematics
30
Physics
30
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