1
JEE Main 2019 (Online) 9th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
A solution containing 62 g ethylene glycol in 250 g water is cooled to $$-$$ 10oC. If Kf for water is 1.86 K kg mol$$-$$1 , the amount of water (in g) separated as ice is :
A
48
B
32
C
64
D
16
2
JEE Main 2019 (Online) 9th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The transition element that has lowest enthalpy of atomisation, is :
A
Fe
B
Cu
C
V
D
Zn
3
JEE Main 2019 (Online) 9th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The pH of rain water, is approximately :
A
5.6
B
7.5
C
7.0
D
6.5
4
JEE Main 2019 (Online) 9th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct sequence of amino acids present in the tripeptide given below is :

JEE Main 2019 (Online) 9th January Evening Slot Chemistry - Biomolecules Question 168 English
A
Val - Ser - Thr
B
Thr - Ser - Val
C
Leu - Ser - Thr
D
Thr - Ser - Leu

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