1
JEE Main 2019 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Excessive release of CO2 into the atomosphere results in :
A
depletion of ozone
B
polar vortex
C
global warming
D
formation of smog
2
JEE Main 2019 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Which of the following statements is not true about sucrose?
A
The glycosidic linkage is present between C1 of $$\alpha $$-glucose and C1 of $$\beta $$-fructose
B
It is also named as invert sugar
C
It is a non reducing sugar
D
On hydrolysis, it produces glucose and fructose
3
JEE Main 2019 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
The one that will show optical activity is :
(en = ethane-1,2-diamine)
A
JEE Main 2019 (Online) 9th April Morning Slot Chemistry - Coordination Compounds Question 179 English Option 1
B
JEE Main 2019 (Online) 9th April Morning Slot Chemistry - Coordination Compounds Question 179 English Option 2
C
JEE Main 2019 (Online) 9th April Morning Slot Chemistry - Coordination Compounds Question 179 English Option 3
D
JEE Main 2019 (Online) 9th April Morning Slot Chemistry - Coordination Compounds Question 179 English Option 4
4
JEE Main 2019 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Among the following, the molecule expected to be stabilized by anion formation is :
C2, O2, NO, F2
A
C2
B
NO
C
O2
D
F2
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