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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
Three solutions P, Q and R have pH value of 3.5, 5.2 and 12.2 respectively. Which one of these is a:
1) Weak acid?
2) Strong alkali?
Name one natural source of the following acids:
Oxalic acid
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.
Name the natural indicator present in curry stain.
How is the neutralisation of a carbonate with an acid different from the neutralisation of an oxide or a hydroxide?
What is the common name of water soluble bases?
Write any two important uses of bases.
Define an acid.
Explain, all alkalis are bases but all bases are not alkalis.
Which of the following statements is true for acids?
Which of the following is not a mineral acid?
