1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
For a given reaction, $$\Delta $$H = 35.5 kJ mol$$-$$1 and $$\Delta $$S = 83.6 J K$$-$$1 mol$$-$$1. The reaction is spontaneous at (Assume that $$\Delta $$H and $$\Delta $$S do not vary with temperature.)
A
T > 425 K
B
all temperatures
C
T > 298 K
D
T < 425 K
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
The most suitable method of separation of 1 : 1 mixture of ortho and para-nitrophenols is
A
chromatography
B
crystallisation
C
steam distillation
D
sublimation.
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
The IUPAC name of the compound
NEET 2017 Chemistry - Some Basic Concepts of Organic Chemistry Question 98 English
A
5-formylhex-2-en-3-one
B
5-methyl-4-oxohex-2-en-5-al
C
3-keto-2-methylhex-5-enal
D
3-keto-2-methylhex-4-enal
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Predict the correct intermediate and product in the following reaction :

$${H_3}C - C \equiv CH\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{HgS{O_4}}^{{H_2}O,{H_2}S{O_4}}} \mathop {Intermediate}\limits_{(A)} \to \mathop {\Pr oduct}\limits_{(B)} $$
A
NEET 2017 Chemistry - Hydrocarbons Question 63 English Option 1
B
NEET 2017 Chemistry - Hydrocarbons Question 63 English Option 2
C
NEET 2017 Chemistry - Hydrocarbons Question 63 English Option 3
D
NEET 2017 Chemistry - Hydrocarbons Question 63 English Option 4