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WorksheetsQuiz Practice
Total questions: 15
Worksheet time: 35mins
Which of the following is not a common property of metal?
Malleable
Shiny
Soft
Gas state in room temperature
Which property is suitable to make a cable out of metal?
Insulative
Hard
Ductile
Elastic
A test tube containing zinc + sulfuric acid was added by a copper catalyst. What will happen to the reaction?
The reaction of zinc and sulfuric acid will speed up
Nothing happens to the reaction
No reaction will happen because zinc is unreactive
The reaction of zinc and copper will speed up
A scientist put a piece of metal in 2 different test tubes, which is tube A and B. Afterward, he put another metal in the tube A then pour acid into both of the test tubes. Test tube A produces more bubble gases than test tube B. Which one acts as a catalyst?
Piece of metal in test tubes A and B
The acid
The test tubes
The additional metal in test tube A
How do we prevent corrosion?
Paint with watercolor paints
Coat it with metal oxide
Wrap it with bubble wrap
Coat with baking powder
Why Calcium is not suitable to make a bridge?
Because Calcium is for bone
Because Calcium won't last long in wet weather
Because Calcium reactive with acid
Because Calcium is found in milk only
Which metal reacts faster with acid?
Copper
Gold
Platinum
Calcium
What salt will be formed if you add Sodium (Na) into Sulfuric acid?
Sodium Nitrate
Sodium Sulfate
Sodium Chloride
Sodium acid
Which of the following options is not the common acid to make a metal salt?
Hydrochloric acid
Sulfuric acid
Nitric acid
Oxytric acid
Which of the following is not an alloy?
24K gold
Brass
Bronze
Solder
What makes rust and corrosion different?
What will happen if you add Sodium into the water?
How do you apply the reactivity series of metals in your everyday life?
Why do we need to use the aluminum alloy (duralumin) in the body of a plane? (compare it with the property of pure aluminum)
In your opinion, which composition will make the best solder? Explain your reason.
