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 2021
MCQ (Single Correct Answer)
+4
-1
An organic compound contains 78% (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is : [Atomic wt. of C is 12, H is 1]
A
CH4
B
CH
C
CH2
D
CH3
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which one of the following has maximum number of atoms?
A
1 g of Mg(s) [Atomic mass of Mg = 24]
B
1 g of O2(g) [Atomic mass of O = 24]
C
1 g of Li(s) [Atomic mass of Li = 7]
D
1 g of Ag(s) [Atomic mass of Ag = 108]
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1.33
The number of protons, neutrons and electrons in 17571Lu, respectively, are :
A
104, 71 and 71
B
71, 71 and 104
C
175, 104 and 71
D
71, 104 and 71
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
The number of moles of hydrogen molecules required to produce 20 moles of ammonia through Haber’s process is :
A
10
B
20
C
30
D
40
NEET Subjects