Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry States of Matter
If a pinch of baking soda is added to a teaspoonful of vinegar, then _(i)_ gas is released. If the gas is passed through freshly prepared lime water, then the lime water turns _(ii)_.
1
(i) Methane (ii) yellow
2
(i) Carbon dioxide (ii) milky
3
(i) Carbon monoxide (ii) green
4
More than one of the above
5
None of the above