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प्रश्न
Fill in the blank
The word acid comes from latin word acidus meaning _________
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उत्तर
The word acid comes from the latin word acidus meaning 'sour'.
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संबंधित प्रश्न
Give the names and formulae of two strong acids.
What is produced if an acid is added to a base?
When a piece of limestone reacts with dilute HCl, a gas X is produced. When gas X is passed through lime water then a white precipitate Y is formed. On passing excess of gas X, the white precipitate dissolves forming a soluble compound Z.
- What are X, Y and Z?
- Write equations for the reactions which take place:
- When limestone reacts with dilute HCl.
- When gas X reacts with lime water to form white precipitate Y.
- When excess of gas X dissolves white precipitate Y to form a soluble compound Z.
Give the names and formulae of two strong bases.
Define the term ‘basicity’ of an acid.
The label on the bottle of chemical is spoiled. How will you find whether the chemical is acidic or not?
Define Acid.
A farmer was unhappy because of his low crop yield. He discussed the problem with an agricultural scientist and realised that the soil of his field was either too acidic or too basic. What remedy would you suggest the farmer to neutralise the soil?
Why does blue color copper sulphate become white on heating?
Exlain the following:
\[\ce{H3PO3}\] is not tribasic acid.
