Teaching Bihar Sakshamta Pariksha (Niyojit Shikshak) Mock Test 2024 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
(i) Hydrogen (ii) blue