SPM Chemistry 2023 Pahang Trial Modul Pintas Kertas 1 – 40 Questions with Answers

**[Bonus]** 本题在原卷扫描件中缺失（漏扫），无法显示题目，作送分处理：选择任何答案都算对。 This question is missing from the original scanned paper, so it cannot be shown. It is a bonus question: any answer is marked correct. Soalan ini tiada dalam imbasan kertas asal, jadi tidak dapat dipaparkan. Soalan ini dikira bonus: sebarang jawapan dikira betul.

A — B — C — D —

Which of the following substances exist as molecules?

A Helium B Carbon C Oxygen D Platinum

The following box shows properties of elements in the Periodic Table of Elements. - Act as a catalyst - Able to form coloured ions - Has more than one oxidation number - Forms complex ions Which group of elements fits the characteristics above?

A Group 1 elements B Group 17 elements C Group 18 elements D Transition elements

Silicon dioxide, $\text{SiO}_2$ is a covalent compound with a giant molecular structure. Which of the following is a property of silicon dioxide, $\text{SiO}_2$?

A Small and simple structure B High melting point and boiling point C Strong covalent bonds in the molecule and weak forces of attraction between molecules

Which of the following substances is acidic?

A Ammonia B Potassium oxide C Carbon dioxide D Sodium hydroxide

Limestone is an insoluble salt. Which of the following salts is of the same type as limestone?

A Potassium carbonate B Sodium carbonate C Magnesium carbonate D Ammonium carbonate

Which statement best explains the meaning of effective collision?

A Collisions that occur at high temperatures B Collisions that cause a chemical reaction to occur C Collisions that cause the formation of new bonds D Collisions that occur when reactant particles collide with each other in the correct orientation

The alloying process helps to alter the properties of a pure metal to make it harder and stronger because in this process the foreign atoms that are mixed with the pure metal make

A the arrangement of the pure metal atoms more orderly B the bonds between the pure metal atoms stronger C the layers of pure metal atoms more difficult to slide D the bonds between the pure metal atoms and the foreign metal atoms stronger

Which of the following are oxidising agents? I Potassium iodide II Iron(II) sulphate III Iron(III) chloride IV Acidified hydrogen peroxide

A I and II B I and IV C II and III D III and IV

Which of the following is the correct match? | | Homologous series | General formula | Name of functional group | |---|---|---|---| | A | Alkane | $\text{C}_n\text{H}_{2n+1}$, n = 1, 2, … | Single bond | | B | Alkene | $\text{C}_n\text{H}_{2n}$, n = 2, 3, … | Double bond | | C | Alcohol | $\text{C}_n\text{H}_{2n+1}\text{COOH}$, n = 0, 1, 2, … | Carboxyl | | D | Carboxylic acid | $\text{C}_n\text{H}_{2n+1}\text{OH}$, n = 1, 2, … | Hydroxyl |

A A B B C C D D

30 more questions — sign in to do the whole paper free

Signed in, your results are saved, wrong answers go into Mistakes, and you can carry on from another phone.

Pahang Trial 2023 Chemistry Kertas 1 · Modul Pintas

Pahang Trial 2023 Chemistry Kertas 1 · Modul Pintas

Pahang Trial 2023 Chemistry Kertas 1 · Modul Pintas

Score by topic

More Chemistry papers

Questions

Sign In

Report a problem with this question