1
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which amongst the following is the strongest acid ?
A
CHBr3
B
CHI3
C
CH(CN)3
D
CHCl3
2
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product of the following reaction is :

JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English
A
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 1
B
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 2
C
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 3
D
JEE Main 2019 (Online) 9th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 138 English Option 4
3
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The anodic half-cell of lead-acid battery is recharged using electricity of 0.05 Faraday. The amount of PbSO4 electrolyzed in g during the process is : (Molar mass of PbSO4 = 303 g mol$$-$$1)
A
22.8
B
15.2
C
7.6
D
11.4
4
JEE Main 2019 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The one that is extensively used as a piezoelectric material is :
A
tridymite
B
amorphous silica
C
quartz
D
mica
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