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प्रश्न
By squeezing lemon on a piece of rock the gas liberated turned lime water milky. which compound is present in the rock?
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उत्तर
Compound presents in the rock is either a compound of carbonate or bicarbonate because acids react with carbonate or bicarbonate and liberate CO2. This carbon dioxide turns lime water milky.
संबंधित प्रश्न
A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns reddish-brown. On rinsing the shirt with plenty of water, the reddish-brown stain turns yellow again.
What is the nature of soap (acidic/basic) as shown by the indicator present in curry stain?
What happens during a wasp sting? What is its remedy?
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
Give the appropriate term defined by the statements given below :
The substance that releases hydronium ion as the only positive ion when dissolved in water.
An hydrous hydrogen chloride is not an acid but its aqueous solution is a strong acid. Explain.
Fill in the blank
Vinegar is the source of ________ acid.
Turmeric is a natural indicator. On adding its paste to acid and base separately, which colours would be observed
Lemon juice and vinegar taste ______ because they contain ______.
Name the acid present in the given table.
Complete the following equation.
HCl + H2O → ______ + ______.
