Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Equilibrium
Which of the following statements is true for acids?
1
Bitter and change red litmus to blue
2
Sour and change red litmus to blue
3
Sour and change blue litmus to red
4
More than one of the above
5
None of the above