Forwarded from Shubham Jha - Class 9
Cell phones & Computers are ___ type of wastes.
Anonymous Quiz
7%
Domestic Waste
48%
Electronic Waste
12%
E-Waste
32%
Both B & C
Forwarded from Shubham Jha - Class 9
Which of the following is/are Radioactive waste?
Anonymous Quiz
7%
Cerium - 141
12%
Barium - 140
28%
Radioactive Materials
53%
All of these
Forwarded from Shubham Jha - Class 9
Forwarded from Shubham Jha - Class 9
Forwarded from Shubham Jha - Class 9
Solid waste is also serious problem from the point of view of
Anonymous Quiz
10%
Economic Growth
32%
Environmental Degradation
12%
Health
47%
All of the above
The number of electrons in the outermost shell of alkali metals is _____.
Anonymous Quiz
51%
1
26%
2
11%
3
11%
7
In which block of the modern periodic table are the non metals found?
Anonymous Quiz
15%
s-block
57%
p-block
21%
d-block
7%
f-block
Halogens belongs to _____ group in the modern periodic table.
Anonymous Quiz
13%
15
19%
16
50%
17
18%
18
The reaction of iron nail with copper sulphate solution is _____ reaction. (ssc March 2019 board)
Anonymous Quiz
28%
Double displacement
51%
Displacement
14%
Combination
8%
Decomposition