1
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Which one of the following elemental forms is not present in the enamel of the teeth?

A
Ca2+
B
P3+
C
F$$-$$
D
P5+
2
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

In the given reaction sequence, the major product 'C' is :

JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 40 English

A
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 40 English Option 1
B
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 40 English Option 2
C
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 40 English Option 3
D
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 40 English Option 4
3
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Two statements are given below :

Statement I : The melting point of monocarboxylic acid with even number of carbon atoms is higher than that of with odd number of carbon atoms acid immediately below and above it in the series.

Statement II : The solubility of monocarboxylic acids in water decreases with increase in molar mass.

Choose the most appropriate option :

A
Both Statement I and Statement II are correct.
B
Both Statement I and Statement II are incorrect.
C
Statement I is correct but Statement II is incorrect.
D
Statement I is incorrect but Statement II is correct.
4
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following is an example of conjugated diketone?

A
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 70 English Option 1
B
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 70 English Option 2
C
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 70 English Option 3
D
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 70 English Option 4
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