Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Chemical Reaction
Which metal does not react with HCl?
1
Zinc and Iron
2
Calcium and Magnesium
3
Silver and Gold
4
More than one of the above
5
None of the above