1
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1

$$ \text { What is the most appropriate Lewis structure of } \mathrm{NO}_2 \mathrm{~F} \text { ? } $$

A
IAT (IISER) 2020 Chemistry - Chemical Bonding and Molecular Structure Question 4 English Option 1
B
IAT (IISER) 2020 Chemistry - Chemical Bonding and Molecular Structure Question 4 English Option 2
C
IAT (IISER) 2020 Chemistry - Chemical Bonding and Molecular Structure Question 4 English Option 3
D
IAT (IISER) 2020 Chemistry - Chemical Bonding and Molecular Structure Question 4 English Option 4
2
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
Common disaccharide sucrose is held together by a glycosidic linkage between
A
C1 of $\beta$-D-glucose and C2 of $\alpha$-D-fructose.
B
C2 of $\alpha$-D-glucose and C1 of $\beta$-D-fructose.
C
C1 of $\alpha$-D-glucose and C2 of $\beta$-D-fructose.
D
C1 of $\alpha$-D-glucose and C2 of $\alpha$-D-fructose.
3
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
Select the correct option based on the increasing order of boiling point of the molecules given below. IAT (IISER) 2020 Chemistry - General Organic Chemistry Question 3 English
A

$$ \text {} I < I I I < I V < I I $$

B
$I I < I < I V < I I I$
C
$I < I I I < I I < I V$
D
III $ < $ I $ < $ II $ < $ IV
4
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
Identify the major product that forms easily and faster in the following reaction. (Tetrahydrofuran= solvent) IAT (IISER) 2020 Chemistry - Carboxylic Acids and Its Derivatives Question 1 English
A
IAT (IISER) 2020 Chemistry - Carboxylic Acids and Its Derivatives Question 1 English Option 1
B
IAT (IISER) 2020 Chemistry - Carboxylic Acids and Its Derivatives Question 1 English Option 2
C
IAT (IISER) 2020 Chemistry - Carboxylic Acids and Its Derivatives Question 1 English Option 3
D
IAT (IISER) 2020 Chemistry - Carboxylic Acids and Its Derivatives Question 1 English Option 4
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