Quiz Questions (52 questions)
Question 1
A compound is made of Sodium (Na) and Chlorine (Cl). (3 marks)a) Write the chemical symbols of Sodium and Chlorine.b) What is the name of the compound they form?c) Give one common use of this compound.
Question 2
A compound is made of Sodium (Na) and Chlorine (Cl). (3 marks)a) Write the chemical symbols of Sodium and Chlorine.b) What is the name of the compound they form?c) Give one common use of this compound.
Question 3
A compound is made of Sodium (Na) and Chlorine (Cl). (3 marks)a) Write the chemical symbols of Sodium and Chlorine.b) What is the name of the compound they form?c) Give one common use of this compound.
Question 4
A compound is made of Sodium (Na) and Chlorine (Cl). (3 marks)a) Write the chemical symbols of Sodium and Chlorine.b) What is the name of the compound they form?c) Give one common use of this compound.
Question 5
A compound is made of Sodium (Na) and Chlorine (Cl). (3 marks)a) Write the chemical symbols of Sodium and Chlorine.b) What is the name of the compound they form?c) Give one common use of this compound.
Question 6
The compound below is made of Sodium (Na) and Chlorine (Cl). (3 marks)a) Write the chemical symbols of Sodium and Chlorine.b) What is the name of the compound?c) Give one common use of this compound.
Question 7
The compound below is made of Sodium (Na) and Chlorine (Cl). (3 marks)a) Write the chemical symbols of Sodium and Chlorine.b) What is the name of the compound?c) Give one common use of this compound.
Question 8
State the chemical symbols for the following elements commonly used as gases: (2 marks)a) Oxygenb) Nitrogenc) Hydrogend) Carbon
Question 9
State the chemical symbols for the following elements commonly used as gases: (2 marks)a) Oxygenb) Nitrogenc) Hydrogend) Carbon
Question 10
State the chemical symbols for the following elements commonly used as gases: (2 marks)a) Oxygenb) Nitrogenc) Hydrogend) Carbon
Question 11
State the chemical symbols for the following elements commonly used as gases: (2 marks)a) Oxygenb) Nitrogenc) Hydrogend) Carbon
Question 12
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 13
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 14
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 15
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 16
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 17
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 18
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 19
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element?b) Is this substance an element or a compound? Explain your answer.c) Give one common use of this substance apart from sports awards.
Question 20
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element? (1 mark)b) Is this substance an element or a compound? Explain your answer. (1 mark)c) Give one common use of this substance apart from sports awards. (1 mark)
Question 21
The diagram below shows a shiny metal that is commonly given to second runners-up in athletics competitions.
a) What is the name and chemical symbol of this element? (1 mark)b) Is this substance an element or a compound? Explain your answer. (1 mark)c) Give one common use of this substance apart from sports awards. (1 mark)
Question 22
During a science lesson, Moraa was asked to write the symbols of some elements. She wrote:
O for Oxygen
H for Hydrogen
G for Gold
The teacher marked one of them wrong.
a) Which symbol did Moraa get wrong? (1 mark)b) Write the correct symbol for that element. (1 mark)
Question 23
During a science lesson, Moraa was asked to write the symbols of some elements. She wrote:
O for Oxygen
H for Hydrogen
G for Gold
The teacher marked one of them wrong.
a) Which symbol did Moraa get wrong? (1 mark)b) Write the correct symbol for that element. (1 mark)
Question 24
During a science lesson, Moraa was asked to write the symbols of some elements. She wrote:O for OxygenH for HydrogenG for Gold
The teacher marked one of them wrong.
a) Which symbol did Moraa get wrong? (1 mark)b) Write the correct symbol for that element. (1 mark)
Question 25
During a science lesson, Moraa was asked to write the symbols of some elements. She wrote:O for OxygenH for HydrogenG for Gold
The teacher marked one of them wrong.
a) Which symbol did Moraa get wrong? (1 mark)b) Write the correct symbol for that element. (1 mark)
Question 26
List the symbols of any four metals from the following elements: Iron, Aluminium, Copper, Silver, Gold, Sodium, Mercury, Lead (2 marks)
Question 27
List the symbols of any four metals from the following elements: Iron, Aluminium, Copper, Silver, Gold, Sodium, Mercury, Lead (2 marks)
Question 28
List the symbols of any four metals from the following elements: Iron, Aluminium, Copper, Silver, Gold, Sodium, Mercury, Lead (2 marks)
Question 29
List the symbols of any four metals from the following: Iron, Aluminium, Copper, Silver, Gold, Sodium, Mercury, Lead (2 marks)
Question 30
List the symbols of any four metals from the following: Iron, Aluminium, Copper, Silver, Gold, Sodium, Mercury, Lead (2 marks)
Question 31
Some elements form part of important compounds in daily life. Write the symbols for the elements that make up the following:a) Waterb) Common saltc) Carbon dioxide
Question 32
Some elements form part of important compounds in daily life. Write the symbols for the elements that make up the following:a) Waterb) Common saltc) Carbon dioxide
Question 33
Some elements form part of important compounds in daily life. Write the symbols for the elements that make up the following:(3 marks)a) Waterb) Common saltc) Carbon dioxide
Question 34
Some elements form part of important compounds in daily life. Write the symbols for the elements that make up the following:(3 marks)a) Waterb) Common saltc) Carbon dioxide
Question 35
Some elements form part of important compounds in daily life. Write the symbols for the elements that make up the following. (3 marks)a) Waterb) Common saltc) Carbon dioxide
Question 36
Some elements form part of important compounds in daily life. Write the symbols for the elements that make up the following. (3 marks)a) Waterb) Common saltc) Carbon dioxide
Question 37
State the chemical symbols for the following non-metallic elements: (\( 1\frac{1}{2} \) marks)a) Oxygenb) Nitrogenc) Chlorine
Question 38
State the chemical symbols for the following non-metallic elements: (\( 1\frac{1}{2} \) marks)a) Oxygenb) Nitrogenc) Chlorine
Question 39
State the chemical symbols for the following non-metallic elements: (\( 1\frac{1}{2} \) marks)a) Oxygenb) Nitrogenc) Chlorine
Question 40
State the chemical symbols for the following non-metallic elements: (\( 1\frac{1}{2} \) marks)a) Oxygenb) Nitrogenc) Chlorine
Question 41
Write the name and chemical symbols for two elements that: (4 marks)a) Are used to make jewelleryb) Are found in human food
Question 42
Write the name and chemical symbols for two elements that: (4 marks)a) Are used to make jewelleryb) Are found in human food
Question 43
Write the name and chemical symbols for two elements that: (4 marks)a) Are used to make jewelleryb) Are found in human food
Question 44
Wambui entered a room and found a solid labelled Na and another container labelled Cl. She wondered what the symbols meant.
a) What do the symbols Na and Cl stand for? (1 mark)b) Why do scientists use short symbols like Na and Cl instead of writing the full names? (1 mark)
Question 45
Wambui entered a room and found a solid labelled Na and another container labelled Cl. She wondered what the symbols meant.
a) What do the symbols Na and Cl stand for? (1 mark)b) Why do scientists use short symbols like Na and Cl instead of writing the full names? (1 mark)
Question 46
Wambui entered a room and found a container with a substance labelled Na and another container labelled Cl. She wondered what the symbols meant.
a) What do the symbols Na and Cl stand for? (1 mark)b) Why do scientists use short symbols like Na and Cl instead of writing the full names? (1 mark)
Question 47
Wambui entered a room and found a container with a substance labelled Na and another container labelled Cl. She wondered what the symbols meant.a) What do the symbols Na and Cl stand for? (1 mark)b) Why do scientists use short symbols like Na and Cl instead of writing the full names? (1 mark)
Question 48
Wambui entered a room and found a container with a substance labelled Na and another container labelled Cl. She wondered what the symbols meant.a) What do the symbols Na and Cl stand for? (1 mark)b) Why do scientists use short symbols like Na and Cl instead of writing the full names? (1 mark)
Question 49
Write the chemical symbols for the elements found in Water (H₂O). (2 marks)
Question 50
Write the chemical symbols for the elements found in Water (H₂O). (2 marks)
Question 51
Write the chemical symbols for the elements found in Water (H₂O). (2 marks)
Question 52
Write the chemical symbols for the elements found in Water (H₂O). (2 marks)
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