Question

7. Name the type of a reaction viz., decomposition,
displacement, combination or double decomposition of
the following reactions:
(a) NH3 + HCI - NH.CI
(b) 2KNO, 2KNO2 + O2
(c) N2 + 3H2 → 2NH,
(d) NaCl + AgNO3 - AgCl + NaNO3
(e) 2H,
02H,0 + O2
(1) Cl2 + 2KBr-2KCl + Brz
(g) Cu + 2AgNO3 -Cu(NO3)2 + 2Ag
(h) CaCO3 > CaO + CO2​

Answer 1

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1. Combination reaction

2. Decomposition reaction

3. Combination reaction

4. Double displacement reaction

5. Decompostion reaction

6. Displacement reaction

7. Displacement reaction

8. Decomposition reaction