science form 3 chapter 4
Authored by PTSI Tuition Specialist
Science
8th Grade
NGSS covered
Used 87+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reactivity of metal towards oxygen increases down the reactivity series of metal diagram
True
False
2.
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
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnesium is more reactive towards oxygen compared to
Calcium
Zinc
Sodium
Potassium
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If carbon can remove oxygen from a metal oxide, it means carbon is ___________ reactive than the metal.
more
less
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The most reactive metal in the reactivity series of metals is ______________.
Calcium
Potassium
Magnesium
Aluminium
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
What are the two non-metal elements that are included in the reactivity series of metals?
Calcium
Carbon
Sodium
Hydrogen
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