Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Equilibrium
The composition of aqua-regia is
|
A |
Dil.HCl 3 |
Conc. HNO3 1 |
|
B |
Conc.HCl 3 |
Dil. HNO3 1 |
|
C |
Conc.HCl 3 |
Conc.HNO3 1 |
|
D |
Dil.HCl 3 |
Dil.HNO3 1 |
1
D
2
C
3
B
4
More than one of the above
5
None of the above