Atom And Bonding 9 Question Preview (ID: 50926)


Chemical Bonds Hold Molecules Together And Create Temporary Connections That Are Essential To Life. This Game Aims To Structure Of The Atom Bonding Course For Grade 9 Students. TEACHERS: click here for quick copy question ID numbers.

X (Z=11, A=23) and Y(Z=12, A=23) are:
a) Allotropes.
b) Isotopes
c) Isomers
d) Different Elemnts

The electron configuration of aluminumAl is K2 L8M3. Aluminum attains a stability by:
a) Gaining 3 electrons.
b) Gaining 5 electrons.
c) Losing 3 electrons.
d) Doing nothing because it is stable.

The bond between silicon Si(Z=14, A=28) and oxygen O(Z= 8, A=16) is:
a) Single covalent.
b) Double covalent
c) Ionic
d) triple covalent

Which among the following formations is not an example of Ionic bond?
a) NaCl
b) MgCl2
c) PCl3
d) KCl

The type of bond between Mg(Z=12, A=23) and O(Z=8, A=16) is:
a) Single Covalent.
b) Ionic.
c) Double Covalent.
d) None of the choices

The electrostatic force in ionic compounds is:
a) Equal to that of molecular compounds.
b) Zero.
c) Small to that of molecular compounds.
d) Greater to that of molecular compounds.

The type of bond in water is:
a) Double covalent bond.
b) Ionic.
c) Double covalent bond.
d) Single covalent bond.

Which among the following formations is not an example of Covalent bond?
a) LiF
b) H2O
c) CH4
d) NH3

An atom differs from its ion in:
a) Mass number.
b) Number of electrons.
c) Number of neutrons.
d) Atomic number.

Atoms undergo bonding in order to
a) Move freely.
b) Lose stability.
c) Attain stability.
d) Increase energy.

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