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प्रश्न
Give a balanced equation for reaction of nitrogen dioxide with water.
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उत्तर १
\[\ce{2NO2 + H2O -> \underset{nitrous acid}{HNO2} + \underset{nitric acid}{HNO3}}\]
उत्तर २
\[\ce{4NO2 + O2 + 2H2O -> \underset{nitric acid}{4HNO3}}\]
संबंधित प्रश्न
Give two examples of the following:
oxy-acid
Give two examples of the following:
monobasic acid
State one observation for each of the following :
A small piece of zinc is added to dilute hydrochloric acid
Out of three metals P, Q and R, P is less reactive than Q and R is more reactive than P and Q both. Suggest an activity to arragne P, Q and R in order of their decreasing reactivity.
Write a balanced reaction for the following conversions (A, B, C, D)
\[\ce{Fe→[A]FeCl2 →[B]FeCO3→[C]Fe(NO3)2→[D]Fe(OH)2}\]
Acids are corrosive in nature.
When an acidic solution is mixed with a basic solution, they ______ each other forming ______ and water.
Fill in the cross word given in figure with the help of the clues provided.
Across
(2) The solution which does not change the colour of either red or blue litmus.
(4) Phenolphthalein gives pink colour in this type of solution.
(7) Colour of blue litmus in lemon juice.
Down
(1) It is used to test whether a substance is acidic or basic.
(3) It is a natural indicator and gives pink colour in basic solution.
(5) Nature of ant’s sting.
(6) It is responsible for the increase in temperature during a neutralisation reaction.
Which of the following metal does not react with sodium hydroxides?
The acid which contains four hydrogen atoms ______.
