SPM CHEMISTRY 2019 4541/2 Q2

Question

2. Diagram2 shows the flow chart for the production of fertiliser. X A and B are the manufactured substances from Haber Process and Contact Process respectively.
Rajah 2 menunjukkan carta alir bagi pengeluaran baja X . A dan B masing-masing adalah bahan buatan daripada Proses Haber dan Proses Sentuh .
(a)State the catalyst used in Haber Process.
Nyatakan mangkin yang digunakan dalam Proses Haber.
(b)State. two raw materials used in Contact Process.
Nyatakan dua bahan mentah yang digunakan dalam Proses Sentuh.
(c)Based on Diagram 2 ,
Berdasarkan Rajah 2 ,
(i)state the name of substance :
nyatakan nama bagi bahan:
(ii)write a chemical equation for the reaction to produce fertiliser X .
tulis persamaan kimia bagi tindak balas untuk menghasilkan baja X.
(iii)calculate the percentage of nitrogen by mass in fertiliser X.’
[Relative atomic mass,H=1,N=14,O=16,S=32]
hitung peratus nitrogen mengikut jisim dalam baja X.
[jisim atom relatif ,H=1,N=14,O=16,S=32]

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    2021-02-27T02:41:35+08:00

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