AP-EAPCET SERIES Chemistry
Hydrogen
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
3
2022 Chapter Questions 3 MCQs
01
PYQ 2022
medium
chemistry ID: ap-eapce
Assertion (A): HCl gas is dried by passing through concentrated H SO
Reason (R): HCl gas reacts with NH that gives white fumes
Reason (R): HCl gas reacts with NH that gives white fumes
1
Both (A) and (R) are correct and R is the correct explanation of A
2
Both (A) and (R) are correct but R is not the correct explanation of A
3
(A) is correct but (R) is incorrect
4
(A) is incorrect but (R) is correct
02
PYQ 2022
medium
chemistry ID: ap-eapce
Which of the following is formed when SO3 is absorbed by concentrated H2SO4?
1
H2S2O8
2
H2SO3
3
H2S2O7
4
H2S2O5
03
PYQ 2022
medium
chemistry ID: ap-eapce
If the rate of disappearance of N O in the following reaction is 1.2 10 mol L s , the rate of production of NO (in mol L s ) is
2N O (g) 4NO (g) + O (g)
2N O (g) 4NO (g) + O (g)
1
1.2 10
2
2.4 10
3
3.6 10
4
4.8 10