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प्रश्न
Main constituent of acid is ______.
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उत्तर
Main constituent of acid is H+ ion.
संबंधित प्रश्न
Which chemical is injected into the skin of a person during an ant’s sting?
How can the effect of these stings be neutralised?
It has been found that rubbing vinegar on the stung area of the skin of a person gives him relief. The person has been stung by ______.
Give the name and formula of two : Non-volatile acids
Give the name and formula of two : Volatile acids
How is an acid prepared from a non metal and a base from a metal? Give equation.
Fill in the blank
The word acid comes from latin word acidus meaning _________
Choosing the correct words given in brackets, complete the sentence given below:
An acid is a compound which, when dissolved in water gives ______ ( hydronium / hydroxide) ions as the only ______ (positive/negative) ions.
HCl, HNO3, C2H5OH, C6H12O6 all contain H atoms but only HCl and HNO3 show acidic character. Why?
Match the chemical substances given in Column (A) with their appropriate application given in Column (B)
| Column (A) |
Column (B) |
| (A) Bleaching powder | (i) Preparation of glass |
| (B) Baking soda | (ii) Production of H2 and Cl2 |
| (C) Washing Soda | (iii) Decolourisation |
| (D) Sodium chloride | (iv) Antacid |
State whether the following statement is true or false. Correct the false statement.
A compound if acidic will turn all indicators red.
