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 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus

In the neutral or faintly alkaline medium, KMnO4 oxidises iodide into iodate. The change in oxidation state of manganese in this reaction is form

A
+7 to +4
B
+6 to +4
C
+7 to +3
D
+6 to +5
2
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Tritium, a radioactive isotope of hydrogen, emits which of the the following particles?
A
Neutron (n)
B
Beta ($$\beta$$$$-$$)
C
Alpha ($$\alpha$$)
D
Gamma ($$\gamma$$)
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The method used to remove temporary hardness of water is :
A
Ion-exchange method
B
Synthetic resins method
C
Calgon’s method
D
Clark’s method
4
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Some statements about heavy water are given below:
(i)  Heavy water is used as a moderator in nuclear reactors.
(ii)  Heavy water is more associated than ordinary water.
(iii)  Heavy water is more effective solvent than ordinary water.

Which of the above statements are correct?
A
(i) and (ii)
B
(i), (ii) and (iii)
C
(ii) and (iii)
D
(i) and (iii)
NEET Subjects