Chemistry SPM 2024 Negeri Sembilan 州试卷 Kertas 1（40 题附答案）- Cerdek

1

Diagram 1 shows a safety equipment in a laboratory. What is the function of the safety equipment?

A To sterilise the eyes B To reduce dryness of the eyes C To clean the eyes in case of chemical accidents D To prevent dust or splashes of chemicals from getting into the eyes

2

What is the use of the lead-210 isotope?

A Radiotherapy to kill cancer cells without surgery B Determining the age of sand and earth layers up to 80 years C Estimating the age of artefacts or fossils D Detecting leakage of underground pipes

3

Diagram 2 shows the set-up of the apparatus used to determine the empirical formula of the oxide of metal X. What is X?

A Zinc B Copper C Aluminium D Magnesium

4

Which of the following statements did Dmitri Mendeleev propose in the development of the Periodic Table of Elements?

A Introducing the Law of Octaves B Each element has a proton number C Several empty spaces are left for undiscovered elements D Classification of elements into several groups such as gases, non-metals, metals and metal oxides

5

Which of the following chemical bonds is formed through the transfer of electrons?

A Ionic bond B Dative bond C Metallic bond D Covalent bond

6

Which of the following statements is correct about a weak alkaline solution?

A Has a pH value of 13 B Partially ionises in water C Concentration of solution is low D Solution does not react with acid

7

Which of the following units is correct for the rate of reaction?

A mol dm⁻³ B g min⁻¹ C g mol⁻¹ D kJ g⁻¹

8

The National Monument of Malaysia was built in 1966 using bronze. Which of the following shows the arrangement of atoms in bronze?

A

B

C

D

9

Table 1 shows the standard electrode potential values of half-cells for two metals in a chemical reaction. | Half-cell standard electrode potential | $E^\circ$ (V) | |---|---| | $\text{Mg}^{2+}(aq) + 2e^- \rightleftharpoons \text{Mg}(s)$ | −2.38 | | $\text{Cu}^{2+}(aq) + 2e^- \rightleftharpoons \text{Cu}(s)$ | +0.34 | Which of the following statements is correct for the reaction?

A Cu is the positive terminal B The E°cell value is −2.72 V C $\text{Mg}^{2+}$ is an oxidising agent D The overall ionic equation is $\text{Mg}^{2+}(aq) + \text{Cu}(s) \rightarrow \text{Cu}^{2+}(aq) + \text{Mg}(s)$

10

Which of the following compounds has its number of carbon atoms correctly matched? | | Compound | Number of carbon atoms | |---|---|---| | A | Ethanol | 3 | | B | Butyne | 4 | | C | Heptene | 6 | | D | Octane | 10 |

A A B B C C D D

Negeri Sembilan Trial 2024 Chemistry Kertas 1

Negeri Sembilan Trial 2024 Chemistry Kertas 1

Negeri Sembilan Trial 2024 Chemistry Kertas 1

各考点正确率

关于这份试卷

更多 Chemistry 试卷

这份试卷有错？

题目导航

登录

举报这道题的问题