Organic Chemistry
Some Basic Concepts of Organic Chemistry
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehydes, Ketones and Carboxylic Acids
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Organic Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
When copper is heated with conc. HNO3 it produces
A
Cu(NO3)2, NO and NO2
B
Cu(NO3)2 and N2O
C
Cu(NO3)2 and NO2
D
Cu(NO3)2 and NO
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules?
A
Br2 > I2 > F2 > Cl2
B
F2 > Cl2 > Br2 > I2
C
I2 > Br2 > Cl2 > F2
D
Cl2 > Br2 > F2 > I2
3
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Strong reducing behavior of H3PO2 is due to
A
high electron gain enthalpy of phosphorus
B
high oxidation state of phosphorus
C
presence of two $$-$$OH groups and one P$$-$$H bond
D
presence of one $$-$$OH group and two P$$-$$H bonds.
4
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
The variation of the boiling points of the hydrogen halides is in the order HF > HI > HBr > HCl.

What explains the higher boiling point of hydrogen fluoride?
A
There is strong hydrogen bonding between HF molecules.
B
The bond energy of HF molecules is greater than in other hydrogen halides.
C
The effect of nuclear shielding is much reduced in fluorine which polarises the HF molecule.
D
The electronegativity of fluorine is much higher than for other elements in the group.
NEET Subjects