Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Equilibrium
Sunita puts the following indicators in solutions A, B, C and makes the following observations:
|
Indicator |
Colour change in A |
Colour change in B |
Colour change in C |
|
Turmeric Phenolpthalein |
No change Colourless |
Reddish brown Pink |
Yellow Colourless |
The chemical nature of A, B, C respectively are:
1
acidic, basic, basic
2
acidic, basic, acidic
3
basic, basic, acidic
4
More than one of the above
5
None of the above