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Question
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the copper.
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Solution
When sulphuric acid reacts with copper, it forms copper sulphate and sulphur dioxide.
\[\ce{Cu + 2H2SO4 -> CuSO4 + 2H2O + SO2↑}\]
RELATED QUESTIONS
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on zinc sulphide.
What would you observe in the following case?
100ml of 98% sulphuric acid is kept open.
Give reason for the following:
Concentrated sulphuric acid must be stored in airtight bottles.
Choose the current answer from the options given below :
Which of the following gas dissolves in H2SO4 to give alum?
A, B, C and D summarise the properties of sulphuric acid depending on whether it is dilute or concentrated.
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B = Non-Volatile acid
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(iii) Action of cone, sulphuric acid on sulphur
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Name the chemical used to dissolve SO3 and also name the product formed. Give all the main reactions to this process.
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation. Each illustrates the above-mentioned properties of sulphuric acid.
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Carbonate/hydrogen carbonate + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Sulphite/hydrogen sulphite + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
