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प्रश्न
The skin has and needs natural oils. Why is it advisable to wear gloves while working with strong allkalis?
उत्तर
We know that alkalis react with oil to form soap. Our skin contains oil, so when we touch strong alkalis, a reaction takes place, and a soapy solution is formed. Hence, we should wear gloves when working with strong alkalis.
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संबंधित प्रश्न
Define ionisation.
Correct the wrong statement given below:
Nitric Acid is a constituent of baking powder.
Correct the wrong statement given below:
Ca(OH)2 is a triacidic base.
Describe the classification of bases based on their acidity.
Give two examples of strong alkalis.
Give two examples of weak alkalis.
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
An amphoteric oxide.
Solution A is strong acid B weak acid C strong alkali.
Which solution gives gelatinous white ppt with zinc sulphate, ppt disappears in excess?
Solution A is strong acid B weak acid C strong alkali.
Give example of a weak alkali.
Fill in the blank from the choices given:
The basicity of acetic acid is ______.
