Physical Chemistry
Some Basic Concepts of Chemistry
MCQ (Single Correct Answer)
Chemical Equilibrium
MCQ (Single Correct Answer)
Inorganic Chemistry
Periodic Table and Periodicity
MCQ (Single Correct Answer)
Chemical Bonding and Molecular Structure
MCQ (Single Correct Answer)
Hydrogen and It's Compounds
MCQ (Single Correct Answer)
d and f Block Elements
MCQ (Single Correct Answer)
Coordination Compounds
MCQ (Single Correct Answer)
Environmental Chemistry
MCQ (Single Correct Answer)
Organic Chemistry
IUPAC Nomenclatures
MCQ (Single Correct Answer)
General Organic Chemistry
MCQ (Single Correct Answer)
Haloalkanes and Haloarenes
MCQ (Single Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehyde and Ketone
MCQ (Single Correct Answer)
Carboxylic Acids and Its Derivatives
MCQ (Single Correct Answer)
Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
Practical Organic Chemistry
MCQ (Single Correct Answer)
1
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

Assertion (A) The colour of old lead paintings can be restored by washing them with a dilute solution of $$\mathrm{H}_2 \mathrm{O}_2$$.

Reason (R) Hydrogen peroxide reduces $$\mathrm{PbS}$$ to $$\mathrm{Pb}$$.

A
Both $$A$$ and $$R$$ are true and $$R$$ is a correct explanation for $$A$$.
B
Both $$A$$ and $$R$$ are true but $$R$$ is not a correct explanation for $$A$$.
C
$$A$$ is true but $$R$$ is false.
D
$$A$$ is false but $$R$$ is true.
2
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following species acts as a self-indicator?

A
H$$_2$$O$$_2$$
B
I$$^-$$
C
Cr$$_2$$O$$_7^{2 - }$$
D
MnO$$_4^{- }$$
AP EAPCET Subjects