1
JEE Main 2019 (Online) 12th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
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JEE Main 2019 (Online) 12th January Morning Slot Chemistry - Alcohols, Phenols and Ethers Question 124 English
can not be prepared by -
A
CH3CH2COCH3 + PhMgX
B
PhCOCH3 + CH3CH2MgX
C
PhCOCH2CH3 + CH3MgX
D
HCHO + PhCH(CH3)CH2MgX
2
JEE Main 2019 (Online) 12th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
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For diatomic ideal gas in a closed system, which of the following plots does not correctly describe the relation between various thermodynamic quantities?
A
JEE Main 2019 (Online) 12th January Morning Slot Chemistry - Thermodynamics Question 120 English Option 1
B
JEE Main 2019 (Online) 12th January Morning Slot Chemistry - Thermodynamics Question 120 English Option 2
C
JEE Main 2019 (Online) 12th January Morning Slot Chemistry - Thermodynamics Question 120 English Option 3
D
JEE Main 2019 (Online) 12th January Morning Slot Chemistry - Thermodynamics Question 120 English Option 4
3
JEE Main 2019 (Online) 12th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
50 mL of 0.5 M oxalic acid is needed to neutralize 25 mL of sodium hydroxide solution. The amount of NaOH in 50 mL of the given sodium hydroxide solution is -
A
20 g
B
4 g
C
80 g
D
10 g
4
JEE Main 2019 (Online) 12th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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Given
Gas H2 CH4 CO2 SO2
Critical
Temperature / K
33 190 304 630



On the basis of data given above, predict which of the following gases shows least adsorption on a definite amount of charcoal ?
A
SO2
B
CH4
C
H2
D
CO2
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