1
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Aqueous solution of which of the following boron compounds will be strongly basic in nature?

A
NaBH4
B
LiBH4
C
B2H6
D
Na2B4O7
2
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Sulphur dioxide is one of the components of polluted air. SO2 is also a major contributor to acid rain. The correct and complete reaction to represent acid rain caused by SO2 is :

A
2SO2 + O2 $$\to$$ 2SO3
B
SO2 + O3 $$\to$$ SO3 + O2
C
SO2 + H2O2 $$\to$$ H2SO4
D
2SO2 + O2 + 2H2O $$\to$$ 2H2SO4
3
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following carbocations is most stable?

A
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 114 English Option 1
B
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 114 English Option 2
C
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 114 English Option 3
D
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 114 English Option 4
4
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Haloalkanes and Haloarenes Question 61 English

The stable carbocation formed in the above reaction is

A
$$C{H_3}C{H_2}\mathop C\limits^ \oplus {H_2}$$
B
$$C{H_3}\mathop C\limits^ \oplus {H_2}$$
C
$$C{H_3} - \mathop C\limits^ \oplus H - C{H_3}$$
D
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Haloalkanes and Haloarenes Question 61 English Option 4
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12