There are  9 available tests:

Index Chapter Test-name Number of Questions Durations
(in minutes)
Marks
(for each Correct Answer)
Negative Marks
(for One Wrong Answer)
1 acid base & salt Test1 10 10 1 0
2 acid base & salt Test2 10 10 1 0
3 acid base & salt Test3 10 10 1 0
4 chemical reaction Test4 10 10 1 0
5 chemical reaction Test5 10 10 1 0
6 metals and non-metals Test6 10 10 1 0
7 metals and non-metals Test7 10 10 1 0
8 metals and non-metals Test8 10 10 1 0
9 metals and non-metals Test9 10 10 1 0