Chemistry
Match the following :
| Column I | Column II |
|---|---|
| (a) A substance which gives off only oxygen when heated. | (i) Zinc nitrate |
| (b) A substance which on heating decomposes into nitrous oxide and steam. | (ii) Sodium nitrate |
| (c) A substance which gives off oxygen and nitrogen dioxide when heated. | (iii) Lead nitrate |
| (d) A substance which on heating leaves yellow residue. | (iv) Ammonium nitrate |
Nitric Acid
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Answer
| Column I | Column II |
|---|---|
| (a) A substance which gives off only oxygen when heated. | (ii) Sodium nitrate |
| (b) A substance which on heating decomposes into nitrous oxide and steam. | (iv) Ammonium nitrate |
| (c) A substance which gives off oxygen and nitrogen dioxide when heated. | (i) Zinc nitrate |
| (d) A substance which on heating leaves yellow residue. | (iii) Lead nitrate |
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Related Questions
Assertion (A): Nitric acid reacts with NaOH/KOH to form salt and water.
Reason (R): Alkalies react with acids to form salt and water.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Assertion (A): Cold and dilute nitric acid oxidise metals to their nitrates and nitric oxide.
Reason (R): Hot and concentrated nitric acid liberates nitrogen dioxide.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Choose the most appropriate option from the list given below to fill in the blanks.
[NO, Nessler's reagent, NO2, Iron, brown ring, magnesium, Haber's, Ostwald, Iron (II) sulphate, Hydrogen, Iron (III) sulphate](a) A yellow non-metal, sulphur reacts with nitric acid to liberate …………… .
(b) …………… test is used to identify the nitrate radical.
(c) Dilute HNO3 reacts with copper evolving …………… gas.
(d) Nitric acid is obtained on a large scale by the …………… process and the catalyst used is …………… .
(e) In …………… test, freshly prepared …………… solution is used.
(f) Nitric acid in a very dilute form reacts with …………… to form …………… .
Name :
(a) a nitrate of metal which on heating does not give nitrogen dioxide.
(b) a nitrate which on heating leaves no residue behind.
(c) a metal nitrate which on heating is changed into metal oxide.
(d) a metal nitrate which on heating is changed into metal.
(e) a solution which absorbs nitric oxide.
(f) the oxide of nitrogen which turns brown on exposure to air.
(g) the gas produced when copper reacts with conc. HNO3.