contain more oxygen than nitrogen
rekindle a glowing splint
have no action on lime water
contain no water vapour
be free of noble gases
Correct answer is C
- Potassium hydroxide also absorbs carbon dioxide from the air. - If carbon dioxide is bubbled through limewater, the limewater turns milky or cloudy white.
X(g) → X\(^-\)(g). The type of energy involved in the above transformation is?...
Metals are said to be malleable because they ...
What is the atomic number of Gallium? ...
Which of the following is a redox reaction? ...
Which of the following metals is the least reactive? ...
The oxidation number of iodine in the iodate ion (IO -3) is...