1
JEE Main 2023 (Online) 25th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Hydrocarbons Question 30 English

The correct sequence of reagents for the preparation of Q and R is :

A
$$\mathrm{(i)C{r_2}{O_3},770K,20~atm; (ii)Cr{O_2}C{l_2},{H_3}{O^ + }; (iii)NaOH;(iv){H_3}{O^ + }}$$
B
$$\mathrm{(i)Cr{O_2}C{l_2},{H_3}{O^ + };(ii)C{r_2}{O_3},770K,20~atm;(iii)NaOH;(iv){H_3}{O^ + }}$$
C
$$\mathrm{(i)KMn{O_4},O{H^ - };(ii)M{o_2}{O_3},\Delta ;(iii)NaOH;(iv){H_3}{O^ + }}$$
D
$$\mathrm{(i)M{o_2}{O_3},\Delta ;(ii)Cr{O_2}C{l_2},{H_3}{O^ + };(iii)NaOH;(iv){H_3}{O^ + }}$$
2
JEE Main 2023 (Online) 24th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Find out the major products from the following reactions.

JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 29 English

A
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 29 English Option 1
B
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 29 English Option 2
C
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 29 English Option 3
D
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 29 English Option 4
3
JEE Main 2023 (Online) 24th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

In the following given reaction, 'A' is

JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 27 English

A
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 27 English Option 1
B
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 27 English Option 2
C
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 27 English Option 3
D
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 27 English Option 4
4
JEE Main 2022 (Online) 26th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

$$ \stackrel{\bullet}{\mathrm{Cl}}+\mathrm{CH}_{4} \rightarrow \mathrm{A}+\mathrm{B} $$

A and B in the above atmospheric reaction step are :

A
$$\mathrm{C}_{2} \mathrm{H}_{6}$$ and $$\mathrm{Cl}_{2}$$
B
$$\stackrel{\bullet}{\mathrm{C}} \mathrm{HCl}_{2}$$ and $$\mathrm{H}_{2}$$
C
$$\stackrel{\bullet}{\mathrm{C}}\mathrm{H}_{3}$$ and $$\mathrm{HCl}$$
D
$$\mathrm{C}_{2} \mathrm{H}_{6}$$ and $$\mathrm{HCl}$$
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12