Reactivity series, alloys, galvanising, properties of metals and non-metals, refox, oxidation, balancing equations
Authored by Anonymous Anonymous
Chemistry
9th Grade
Used 1+ times
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16 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which of these elements are unlikely to be found uncombined in the earth's crust?
gold
potassium
aluminium
silver
2.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Which of these objects are manufactured from metals?
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which table below correctly lists the properties of metals and nonmetals? *
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When aluminium oxide react with carbon, there is no change that will occur. What is your inference for this observation?
Carbon cannot remove the oxygen from the aluminium oxide
Carbon is less reactive than aluminium
Aluminium is more reactive than carbon
All of the above
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The table shows the properties of four elements. Which element in the table is classified as a metal?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Based on the following diagram, what is the function of potassium manganate (VII) crystals in this experiment?
To supply oxygen
To avoid the metals to mix with each other
To release heat
To give out water vapour
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The position of a metal in the reactivity series of metals depends on the reactivity of the metal when reacting with ....
Carbon
Hydrogen
Oxygen
Sulphur
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