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प्रश्न
A first-aid manual suggests that vinegar should be used to treat wasp stings and baking soda for bee stings. What does this information tell you about the chemical nature of:
bee stings?
उत्तर
The information tells us that the chemical nature of
a bee sting is acidic
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संबंधित प्रश्न
Equal lengths of magnesium ribbons are taken in test tubes A and B. Hydrochloric acid (HCl) is added to test tube A, while acetic acid (CH3COOH) is added to test tube B. In which test tube will the fizzing occur more vigorously, and why?
Complete and balance the followingchemicalequations:
NaHCO3 (S) + HCI (aq) →
What is a neutralisation reaction?
What ions are present in the solutions of following substances? (write the symbols only)
Magnesium hydroxide
When _______________ is passed through fresh lime water, it turns milky.
A solution of NaCl
(i) will turn red litmus blue
(ii) will turn pH paper green
(iii) will turn blue litmus red
(iv) will not affect litmus
Solutions of acids conduct ______.
______ & ______ metals do not react with HCl or HNO3.
Write notes on the properties of acids.
Consider the following salt:
NH4X
If in salt NH4X, X is nitrate, then its solution will give what colour with a universal indicator? Why?
