Based on the following diagram, what is the function of potassium manganate (VII) crystals in this experiment?

To avoid the metals to mix with each other

Write the word equation between metal oxide and carbon.

Metal oxide + Carbon → \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal + Carbon dioxide

Metal oxide + Carbon \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal oxide

Metal oxide + Carbon \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal + Water + Carbon dioxide

Metal oxide + Carbon \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal oxide + Carbon dioxide

The diagram shows a setup apparatus for an experiment. What is the aim of the experiment?

To determine the position of carbon in the reactivity series of metals

To determine the position of hydrogen in the reactivity series of metals

To observe the reactivity of metals with carbon dioxide

To observe the reactivity of metals with water

Based on the diagram, what is the function of anhydrous calcium chloride in the experiment?

To absorb water vapour so that dry hydrogen will be produced

Write the word equation between metal oxide and hydrogen.

Metal oxide + Hydrogen → \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal + Water

Metal oxide + Hydrogen \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal hydroxide

Metal oxide + Hydrogen \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal + Water + Carbon dioxide

Metal oxide + Hydrogen \overrightarrow{ } <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> Metal oxide + Water

Science Form 3 Chapter 4 (Reactivity of Metals)

Authored by Sim Hui Leong

Science

3rd Grade

NGSS covered

Used 2K+ times

Science Form 3 Chapter 4 (Reactivity of Metals)

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FILL IN THE BLANK QUESTION

30 sec • 1 pt

Mineral are solid _ or _____ that are naturally found with certain crystalline structures and chemical composition on the Earth's crust.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcium carbonate is a combination of:

Calcium, carbon and nitrogen

Calcium, hydrogen and nitrogen

Calcium, oxygen and carbon

Calcium, carbon and hydrogen

Reactivity of metal towards oxygen increases when going down the reactivity series of metal diagram.

True

False

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The most reactive metal in the reactivity series of metals is ______________.

Calcium

Potassium

Magnesium

Aluminium

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a vigorous reaction between a more reactive metal such as magnesium and oxygen, a bright flame is observed

True

False

In a less vigorous reaction between a less reactive metal such as iron and oxygen, only a glow or slow change in colour is observed

True

False

Choose the correct sequence.

.............. , ............ , .........
----------------------------------->
Reactivity towards oxygen increases

Silver , Copper , Magnesium

Iron , Lead , Mercury

Magnesium , Aluminium , Calcium

Iron , Carbon , Lead

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Science Form 3 Chapter 4 (Reactivity of Metals)

Mineral are solid _ or _____ that are naturally found with certain crystalline structures and chemical composition on the Earth's crust.

Calcium carbonate is a combination of:

Reactivity of metal towards oxygen increases when going down the reactivity series of metal diagram.

The most reactive metal in the reactivity series of metals is ______________.

In a vigorous reaction between a more reactive metal such as magnesium and oxygen, a bright flame is observed

In a less vigorous reaction between a less reactive metal such as iron and oxygen, only a glow or slow change in colour is observed

Choose the correct sequence.

.............. , ............ , .........
----------------------------------->
Reactivity towards oxygen increases

Magnesium + oxygen ----------> X

What is X ?

Based on the following diagram, what is the function of potassium manganate (VII) crystals in this experiment?

What are the two non-metal elements that are included in the reactivity series of metals? (Hint: Choose more than one answer).

Access all questions and much more by creating a free account

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Discover more resources for Science

Science Form 3 Chapter 4 (Reactivity of Metals)

Mineral are solid _____________ or _________________ that are naturally found with certain crystalline structures and chemical composition on the Earth's crust.

Calcium carbonate is a combination of:

Reactivity of metal towards oxygen increases when going down the reactivity series of metal diagram.

The most reactive metal in the reactivity series of metals is ______________.

In a vigorous reaction between a more reactive metal such as magnesium and oxygen, a bright flame is observed

In a less vigorous reaction between a less reactive metal such as iron and oxygen, only a glow or slow change in colour is observed

Choose the correct sequence............... , ............ , .........----------------------------------->Reactivity towards oxygen increases

Magnesium + oxygen ----------> XWhat is X ?

Based on the following diagram, what is the function of potassium manganate (VII) crystals in this experiment?

What are the two non-metal elements that are included in the reactivity series of metals? (Hint: Choose more than one answer).

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science

Mineral are solid _ or _____ that are naturally found with certain crystalline structures and chemical composition on the Earth's crust.

Choose the correct sequence.

.............. , ............ , .........
----------------------------------->
Reactivity towards oxygen increases

Magnesium + oxygen ----------> X

What is X ?