Chemical comounds
Authored by eman sebika
Science
Used 2+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
All of the folowing elements are monovalent except …..
hydrogen
sodium
oxygen
chlorine
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
All the following are divalent except…
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When an atom loses,gains or shares with one electron, whose valency is…
monovalent
divalent
trivalent
tetravalent
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When an atom gains or shares by two electron, its valency will be…
monovalent
divalent
trivalent
tetravalent
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The valency of ferrous is ….
monovalent
divalent
trivalent
tetravalent
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
All of the following are nonmetals having more than one valency,except…
copper
phosphorus
sulpher
nitrogen
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The valency of argon (18Ar) is….
trivalent
divalent
monovalent
zero
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