1
JEE Main 2023 (Online) 24th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

An ammoniacal metal salt solution gives a brilliant red precipitate on addition of dimethylglyoxime. The metal ion is :

A
Co$$^{2+}$$
B
Fe$$^{2+}$$
C
Ni$$^{2+}$$
D
Cu$$^{2+}$$
2
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 32 English

A
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 32 English Option 1
B
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 32 English Option 2
C
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 32 English Option 3
D
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Hydrocarbons Question 32 English Option 4
3
JEE Main 2023 (Online) 24th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

'R' formed in the following sequence of reactions is :

JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 46 English

A
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 46 English Option 1
B
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 46 English Option 2
C
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 46 English Option 3
D
JEE Main 2023 (Online) 24th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 46 English Option 4
4
JEE Main 2023 (Online) 24th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The magnetic moment of a transition metal compound has been calculated to be 3.87 B.M. The metal ion is

A
Ti$$^{2+}$$
B
V$$^{2+}$$
C
Cr$$^{2+}$$
D
Mn$$^{2+}$$
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