1
JEE Main 2024 (Online) 30th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct stability order of carbocations is

A
$$\left(\mathrm{CH}_3\right)_3 \mathrm{C}^{+}>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\left(\mathrm{CH}_3\right)_2 \stackrel{+}{\mathrm{C}} \mathrm{H}>\stackrel{+}{\mathrm{C}} \mathrm{H}_3$$
B
$$\left(\mathrm{CH}_3\right)_3 \stackrel{+}{\mathrm{C}}>\left(\mathrm{CH}_3\right)_2 \stackrel{+}{\mathrm{C}} \mathrm{H}>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\stackrel{+}{\mathrm{C}} \mathrm{H}_3$$
C
JEE Main 2024 (Online) 30th January Evening Shift Chemistry - Basics of Organic Chemistry Question 69 English Option 3
D
$$\stackrel{+}{\mathrm{C}} \mathrm{H}_3>\left(\mathrm{CH}_3\right)_2 \stackrel{+}{\mathrm{C}} \mathrm{H}>\mathrm{CH}_3-\stackrel{+}{\mathrm{C}} \mathrm{H}_2>\left(\mathrm{CH}_3\right)_3 \stackrel{+}{\mathrm{C}}$$

2
JEE Main 2024 (Online) 30th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which among the following purification methods is based on the principle of "Solubility" in two different solvents?

A
Distillation
B
Sublimation
C
Column Chromatography
D
Differential Extraction
3
JEE Main 2024 (Online) 30th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
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IUPAC name of following compound is :

JEE Main 2024 (Online) 30th January Evening Shift Chemistry - Basics of Organic Chemistry Question 65 English

A
2-Aminobutanenitrile
B
3-Aminopropanenitrile
C
2-Aminopentanenitrile
D
3-Aminobutanenitrile
4
JEE Main 2024 (Online) 30th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The solution from the following with highest depression in freezing point/lowest freezing point is

A
$$180 \mathrm{~g}$$ of acetic acid dissolved in benzene
B
$$180 \mathrm{~g}$$ of acetic acid dissolved in water
C
$$180 \mathrm{~g}$$ of benzoic acid dissolved in benzene
D
$$180 \mathrm{~g}$$ of glucose dissolved in water
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