Properties and uses of metals
Authored by Mahmoodha Thasneem
Chemistry
6th - 7th Grade
Used 557+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following equation is correct when metals react with acids?
metal + acid salt + hydrogen
metal + acid metal hydroxide + hydrogen
metal + acid metal oxide + hydrogen
metal + acid metal oxide
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which metal would be suitable for all of the following uses?
# Making aircraft bodies
# Making food containers
# Making overhead power cables
aluminium
mild steel
gold
pure iron
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which two elements make up mild steel?
aluminium and magnesium
iron and carbon
copper and zinc
tin and lead
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
(a) is used in light bulbs and distress flares.
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Gold and platinum do not react with oxygen in air.
TRUE
FALSE
6.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
Iron is considered as the most useful metal but its main disadvantage is that it (a) .
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
The metal potassium is stored under oil because it rusts.
TRUE
FALSE
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