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प्रश्न
Name an element which reacts with hydrogen to form a compound which is strongly acidic in water.
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उत्तर
Chlorine
The compound formed, which is strongly acidic in water, is HCl.
\[\ce{H2 + Cl2 -> 2HCl}\]
संबंधित प्रश्न
Complete the following by selecting the correct option from the choices given:
The metal which does not react with water or dilute H2SO4 but reacts with concentrated H2SO4 is _________. (Al/Cu/Zn/Fe)
Write an equation for the reaction of hydrochloric acid on zinc carbonate.
Explain why dilute hydrochloric acid cannot be concentrated by boiling beyond 22.2%.
State the composition of aqua regia. State which component is the oxidizing agent in aqua regia.
State which component is the oxidizing agent in aqua regia.
How will you identify?
An amphoteric hydroxide
Select from the list given (a to e) one substances in each case which matches the description given in parts (i) to (v). (Note : Each substance is used only one in the answer)
(a) Nitroso Iron (II) Sulphate
(b) Iron (III) chloride
(c) Chromium sulphate
(d) Lead (II) chloride
(e) Sodium chloride
(i) A compound which is deliquescent
(ii) A compound which is insoluble in cold water, but soluble in hot water
(iii) The compound responsible for the brown ring during the brown ring test of nitrate iron
(iv) A compound whose aqueous solution is neutral in nature
(v) The compound which is responsible for the green colouration when sulphur dioxide is passed through acidified potassium dichromate solution
Identify the anion present of the following compound:
When barium chloride solution is added to salt solution E a white precipitate insoluble in dilute hydrochloric acid is obtained
Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
