Bonding And Properties Question Preview (ID: 25981)


Bonding And Properties - Ioninc, Covalent And Metallic Bonding. TEACHERS: click here for quick copy question ID numbers.

Ionic substances have
a) High melting and boiling points
b) Low melting and boiling points
c) Can have high or low melting and boiling points
d) It is impossible to say if they have high or low mpts and bpts

Substance A conducts as a solid and a liquid. Its bonding type is:
a) Ionic
b) Metallic
c) Covalent Network
d) Covalent Molecular

Which of thew following is a covalent molecular substance?
a) Phosphorus Hydride
b) Calcium sulfide
c) Ammonium chloride
d) Calcium

Which of the following pairs of elements would react to form a molecule with the same shape as a methane (CH4) molecule?
a) H and O
b) Mg and H
c) Si and H
d) N and O

Which of the following is an example of an electrolyte?
a) A graphite rod
b) A covalent liquid
c) An ionic liquid
d) A metal

A covalent bond occurs when
a) Two non-metal atoms share a pair of electrons
b) A metal and non-metal atom atoms share a pair of electrons
c) A metal tranfers an electron to a non-metal atom
d) A metal's outer electrons become delocalised.

If a substance has a boiling point of 1412ºC and a melting point of 450ºC, at room temperature the substance will be:
a) A liquid
b) A gas
c) A solid
d) A solid and a liquid

The correct formula for carbon sulfide is
a) S2C
b) S4C2
c) CS2
d) C2S4

The type of bonding in calcium phosphate is
a) Metallic
b) Covalent network
c) Covalent molecular
d) Ionic

Which of the following substances will conduct electricity
a) MgO(s)
b) NH3(g)
c) NaCl(aq)
d) CO(l)

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