10.1 The reaction of metals with oxygen
Authored by Mohamed M.Elhassan
Chemistry
6th - 8th Grade
Used 41+ times
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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do metals react with to form metal oxides?
Hydrogen
Oxygen
Carbon dioxide
Water
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When planning an investigation why do we control the variable?
to write a conclusion.
to describe the pattern in your results.
to collect data about hazards.
to make the investigation fair.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When making observations and presenting results why do we uses secondary sources?
to write a conclusion.
to describe the pattern in your results.
to collect data about hazards.
to make the investigation fair.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
All metals do not burn in the air.
True
False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the color of the flame when a small piece of magnesium ribbon is burned?
bright, yellow flame
bright, red flame
bright, blue flame
bright, white flame
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What are the observations when a small piece of magnesium ribbon is burned?
(Choose all that apply)
Bright, yellow sparks.
No sign of reaction.
Very vigorous reaction.
Bright, white sparks.
Cracking sounds.
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What are the observations when a small piece of zinc is burned?
(Choose all that apply)
Bright, yellow sparks.
No sign of reaction.
Very vigorous reaction.
Bright, white sparks.
Vigorous reaction.
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