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 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
The outer orbitals of C in ethane molecule can be considered to be hybridized to give three equivalent sp2 orbitals. The total number of sigma $$\left( \sigma \right)$$ and pi $$\left( \pi \right)$$ bonds in ethane molecule is
A
3 sigma $$\left( \sigma \right)$$ and 2 pi $$\left( \pi \right)$$ bonds
B
4 sigma $$\left( \sigma \right)$$ and 1 pi $$\left( \pi \right)$$ bonds
C
5 sigma $$\left( \sigma \right)$$ and 1 pi $$\left( \pi \right)$$ bonds
D
1 sigma $$\left( \sigma \right)$$ and 2 pi $$\left( \pi \right)$$ bonds
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
The pair of species that has the same bond order in the following is
A
CO, NO+
B
NO$$-$$, CN$$-$$
C
O2, N2
D
O2, B2
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Which of the following is electron-deficient ?
A
(BH3)2
B
PH3
C
(CH3)2
D
(SiH3)2
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Identify the correct order of solubility in aqueous medium.
A
Na2S > CuS > ZnS
B
Na2S > ZnS > CuS
C
Cus > ZnS > Na2S
D
ZnS > Na2S > CuS
NEET Subjects