Question

Classify the following as exothermie and endothermie reactionar
a) Photonthesis
(b) Burning of natural gas
10 Metohen
(0) Reaction of tron oxide with aluminium
Give an example for
(a) a combination reaction which is exothermic
(b) a double displacement reaction which is endothermie.
8 Identify the reducing agent in the following reactions
(a) UNH, 50, -4NO. 11,0 (b) 1,0 1,- FT HOP
(O FQ, 3C0 - 2Fe 3co, (d) 2KMnO, 16H10 - 2KC2MCI, BH,0.50
9. Barium chloride reacts with aluminium sulphate to give, aluminimum chloride and baris
sulphate
(a) State the two types in which the above reaction can be classified
(b) Translate the above statement into a chemical equation
10. The smell and taste of food containing fats and oils changes after sometime,
(a) Why does this happen?
(b) Name the process,
(c) List two ways which help to slow down the above mentioned process
11. Balance the following chemical reactions​

Answer 1

Answer:

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