1
JEE Main 2023 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The descending order of acidity for the following carboxylic acid is-

A. $$\mathrm{CH}_{3} \mathrm{COOH}$$

B. $$\mathrm{F}_{3} \mathrm{C}-\mathrm{COOH}$$

C. $$\mathrm{ClCH}_{2}-\mathrm{COOH}$$

D. $$\mathrm{FCH}_{2}-\mathrm{COOH}$$

E. $$\mathrm{BrCH}_{2}-\mathrm{COOH}$$

Choose the correct answer from the options given below:

A
B > C > D > E > A
B
D > B > A > E > C
C
B > D > C > E > A
D
E > D > B > A > C
2
JEE Main 2023 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I : Methyl orange is a weak acid.

Statement II : The benzenoid form of methyl orange is more intense/deeply coloured than the quinonoid form.

In the light of the above statement, choose the most appropriate answer from the options given below:

A
Both Statement I and Statement II are incorrect
B
Statement $$\mathrm{I}$$ is incorrect but Statement II is correct
C
Both statement I and Statement II are correct
D
Statement I is correct but Statement II is incorrect
3
JEE Main 2023 (Online) 8th April Evening Shift
Numerical
+4
-1
Out of Syllabus
Change Language

The ratio of sigma and $$\pi$$ bonds present in pyrophosphoric acid is ___________.

Your input ____
4
JEE Main 2023 (Online) 8th April Evening Shift
Numerical
+4
-1
Change Language

The number of species from the following carrying a single lone pair on central atom Xenon is ___________.

$$\mathrm{XeF}_{5}^{+}, \mathrm{XeO}_{3}, \mathrm{XeO}_{2} \mathrm{~F}_{2}, \mathrm{XeF}_{5}^{-}, \mathrm{XeO}_{3} \mathrm{~F}_{2}, \mathrm{XeOF}_{4}, \mathrm{XeF}_{4}$$

Your input ____
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