Chemical combination
Authored by عماد الششتاوي
Science
7th Grade
Used 36+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chemical formula of sulphuric acid is .............
فن العلوم عماد الششتاوي
HNO3
H2SO4
HCl
H2CO3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
There is a single covalent bond in .............
فن العلوم عماد الششتاوي
Hydrogen
Nitrogen
Oxygen
Sodium chloride
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
There is a Double covalent bond in .............
فن العلوم عماد الششتاوي
Hydrogen
Nitrogen
Oxygen
Sodium chloride
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
There is a Triple covalent bond in .............
فن العلوم عماد الششتاوي
Hydrogen
Nitrogen
Oxygen
Sodium chloride
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
There is Ionic bond in .............
فن العلوم عماد الششتاوي
Hydrogen
Nitrogen
Oxygen
Sodium chloride
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chemical formula of calcium bicarbonate is ..................
فن العلوم عماد الششتاوي
CaO
CaNO3
CaCO3
Ca(HCO3)2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The salt that is formed on combination of positive atomic group with negative atomic group is ..................
فن العلوم عماد الششتاوي
NH4Cl
(NH4)2CO3
CaCO3
Na2SO4
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