1
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
2
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
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
For a reaction,
N2(g) + 3H2(g) $$ \to $$ 2NH3(g) ;
identify dihydrogen (H2) as a limiting reagent in the following reaction mixtures.
A
56g of N2 + 10g of H2
B
14g of N2 + 4g of H2
C
28g of N2 + 6g of H2
D
35g of N2 + 8g of H2
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