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MODULE • Chemistry Form 4

Objective Questions / Soalan Objektif

1 Which of the following is a salt? 5 Which of the following reactions will produce copper(II)
Antara berikut, yang manakah adalah garam? chloride?
A Lead(II) oxide Antara tindak balas berikut, yang manakah akan menghasilkan
Plumbum(II) oksida kuprum(II) klorida?
B Calcium hydroxide I Copper and hydrochloric acid
Kalsium hidroksida Kuprum dan asid hidroklorik
C Barium sulphate II Copper(II) oxide and hydrochloric acid
Barium sulfat Kuprum(II) oksida dan asid hidroklorik
D Tetrachloromethane III Copper(II) carbonate and hydrochloric acid
Tetraklorometana Kuprum(II) karbonat dan asid hidroklorik
IV Copper(II) sulphate and sodium chloride
2 Which of the following salts is soluble in water? Kuprum(II) sulfat dan natrium klorida
Antara garam berikut, yang manakah larut dalam air? A I and II only
A Iron(II) sulphate I dan II sahaja
Ferum(II) sulfat B II and III only
B Silver chloride II dan III sahaja
Argentum klorida C III and IV only
C Calcium carbonate III dan IV sahaja
Kalsium karbonat D I, II, III and IV
D Lead(II) bromide I, II, III dan IV
Plumbum(II) bromida
6 If 0.2 mole of calcium carbonate is heated until no further
3 Which of the following salts can be prepared by double change, what is the mass of calcium oxide produced?
decomposition reaction? [Relative atomic mass of C=12, O=16, Ca=40]
Antara garam berikut, yang manakah boleh disediakan dengan Jika 0.2 mol kalsium karbonat dipanaskan sehingga tiada
kaedah pemendakan? perubahan, berapakah jisim kalsium oksida, CaO yang terhasil?
A Copper(II) chloride [Jisim atom relatif: C = 12, O = 16, Ca = 40]
Kuprum(II) klorida A 5.6 g
B Lead(II) nitrate B 11.2 g
Plumbum(II) nitrat C 16.8 g
C Barium sulphate D 22.4 g
Barium sulfat
D Zinc sulphate
Zink sulfat 7 The diagram below shows observations when white
solid X heated strongly.
4 Which pair of substances represented by the following Rajah di bawah menunjukkan pemerhatian apabila pepejal X
formulae react to produce salt? dipanaskan dengan kuat.
Antara pasangan bahan tindak balas berikut, yang manakah
dapat bertindak balas menghasilkan garam? White solid X / Pepejal putih X
I HNO (aq) + NaOH(aq) Heat strongly/Panaskan dengan kuat
3
II HCl(aq) + NaCl(aq) – Brown gas is released/ Gas perang terbebas
III H SO (aq) + MgSO (aq) – Residue is a solid which is yellow when hot and white when
2
4
4
IV H CO (aq) + KOH(aq) cold/ Baki perang apabila panas dan kuning apabila sejuk.
3
2
A I and II only Which of the following substance is X?
I dan II sahaja
B I and IV only Antara berikut, yang manakah adalah bahan X?

A Zinc nitrate
I dan IV sahaja
C I, II and IV only Zink nitrat
I, II dan IV sahaja B Zinc carbonate
Zink karbonat
D I, II, III and IV C Lead(II) nitrate
I, II, III dan IV
Plumbum(II) nitrat
D Lead(II) carbonate
Plumbum(II) karbonat

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