SPM Chemistry 2019 (Q1)

Question

Question (1): Diagram 1 shows the electron arrangement of compounds CO2 and MgO.

Rajah 1 menunjukkan susunan electron bagi sebatian CO2 dan sebatian MgO.

 

  • State the type of blood in compound:

Nyatakan jenis ikatan dalam sebatian:

 

  • What is the electron arrangement of oxygen atom?

Apakah susunan electron bagi atom oksigen?

 

  • During the formation of CO2 or MgO, only valence electrons are involved in chemical reaction.

Semasa pembentukan CO2 atau MgO, hanya electron valens yang terlibat dalam tindak balas kimia.

 

  1. What is the meaning of valence elctrons?

Apakah yang dimaksudkan dengan electron valens?

 

  1. State the number of valence electrons for magnesium atom.

Nyatakan bilangan electron valens bagi atom magnesium.

 

  • What is the purpose of the formation of chemical bond? Apakah tujuan pembetukan ikatan kimia?

 

  • Magnesium reacts with chlorine to form compound X. the electron arrangement of chlorine atom is 2.8.7.

Magnesium bertindak balas dengan klorin untuk membetuk sebatian X. Susunan electron bagi atom klorin ialah 2.8.7.

 

 

  1. Write the formula of compound X.

Tulis formula bagi sebatian X.

 

  1. State the type of particles for compound X.

Nyatakan jenis zarah bagi sebatian X.

 

  • State one physical property of compound X.

Nyatakan satu sifat fizik bagi sebatian X.

Cher Questions Solution Bank Rumusan Jawapan SPM & IGCSE Questions Answers Solution

 

Cher Questions Solution Bank Rumusan Jawapan SPM & IGCSE Questions Answers Solution

Cher Questions Solution Bank Rumusan Jawapan SPM & IGCSE Questions Answers Solution

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