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WorksheetsChemical bonding
Total questions: 20
Worksheet time: 10mins
Ionic bonds form between ---
Metals and Nonmetals
Metals and metals
Non metals and nonmetals
H2O + H2O = HYDRONIUM ION + WHAT =
HYDROXIDE ION
HYDROXYL ION
HYDRIDE ION
OH-
WHAT IS COLOUR OF SODIUM ATOM
WHITE
SILVERY WHITE
COLOURLESS
GREEN
These materials does not produce toxic substances and must be compatible with body tissues.
Composites
Biomaterials
Reinforcement
Nanomaterials
It is the engineering of functional systems at the molecular scale.
Biotechnology
Nanotechnology
Materials Engineering
Materials Science
What is the measurement system most commonly used in the United States?
Centimeter ruler
Metric System
English system of measurement
Milliliters
What happens if we dilute an acid with water
Energy is absorbed
Energy is released
No changes
The acid changes to base
The image shows the periodic grid for SODIUM. What is Sodium's atomic mass?
11
12
23
Impossible to tell
Why nothing happens if we mix neutral salts with water
Both salt and solvent are already at their least energy levels which makes them non-reactive
Both salt and solvent are acid and base respectively which makes them non-reactive
Both salt and water are acidic which makes them non-reactive
Both salt and water are basic which makes them non-reactive
IONIC COMPOUNDS CONDUCT ELECTRICITY IN WHICH STATE =
MOLTEN
AQUEOUS
FUSED
SOLID
The above picture shows _____________ formation.
Ionic Bond
Covalent Bond
Metallic Bond
What happens when magnesium loses 2 electrons?
It stabilizes to a net charge of 0
It turns into an atom
It becomes negatively charged
It becomes positively charged
16.05 g of methane reacts completely with 64.00 g of oxygen to form carbon dioxide and water. What will be the total weight of the CO2 and H2O?
80.05
64
16.05
the weight cannot be determined
It is the complete transfer of valence electrons between atoms.
covalent
ionic
induced dipole
ion-ion
WHICH OF THE FOLLOWING CONDITIONS ARE NOT FAVOURABLE FOR FORMATION OF COVALENT BOND =
HIGH E.N
HIGH E.A
LOW I.E
NONE OF THESE
This picture shows which type of inter molecular force?
Hydrogen Bonding
Ionic Bonding
Covalent Bonding
Most versatile type of polymer
Polyvinyl chloride
Polypropylene
Polycarbide
Polyethylene
It is a chemical element, light-weight, silvery-white metal of main, Group 3A or boron group, of the periodic table.
Aluminum
Silicon
Platinum
Iron
Predict the bond between Mg and Cl
covalent
ionic
metallic
none of the above
