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प्रश्न
State one observation for each of the following :
A small piece of zinc is added to dilute hydrochloric acid
उत्तर
Bubbles of H2 gas observed.
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संबंधित प्रश्न
When a solution is added to a cloth strip treated with onion extract, then the smell of onion cannot be detected. State whether the given solution contains an acid or a base.\
Name one natural source of the following acids:
Citric acid
Write any two important uses of bases.
One of the following does not inject an acidic liquid into the skin through its sting. This is:
(a) honey bee
(b) ant
(c) wasp
(d) nettle leaf hair
What is the difference between an alkali and a metal hydroxide?
Do basic solutions also have H+(aq)? Why are they basic?
Tartaric acid is a ______ acid.
Heshna and Keerthi are friends. Keerthi’s teeth are white without caries, but Heshna has teeth with caries. Why? How is it formed?
Citric acid is present in ______.
Which is the strongest acid in the following?
