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प्रश्न
Identify the following:
The element having electronic configuration 2, 8, 6.
उत्तर
Sulphur
Explanation:
The atomic number of S is 16. The electronic arrangements are 2, 8, 6.
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संबंधित प्रश्न
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on sodium hydroxide.
Distinguish between the following pairs of compounds using the reagent given in the bracket.
Ferrous sulphate solution and ferric sulphate solution. (Using sodium hydroxide solution)
What would you observe in the following case?
100ml of 98% sulphuric acid is kept open.
Choose the current answer from the options given below :
Which of the following gas dissolves in H2SO4 to give alum?
Fill in the blank with appropriate word/words :
For the reaction SO2 + O2⇌ SO3 + Heat, the favourable conditions are _________ and __________.
Making use only of substances chosen from those given below:
Dilute sulphuric acid
Sodium carbonate
Zinc
Sodium sulphite
Lead
Salcium carbonate
Give the equation for the reaction by which you could obtain:
(i) Hydrogen
(ii) Sulphur dioxide
(iii) Carbon dioxide
(iv) Zinc Carbonate (two steps required).
Sulphuric acid is manufactured by the contact process.
Name the chemical used to dissolve \[\ce{SO3}\] and also name the product formed. Give all the main reactions to this process.
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
Carbon
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction on the same:
Its reaction with ethanol.
What property of Sulphuric acid is exhibited in the following case?
In the preparation of HCI gas when it reacts with Sodium chloride.
