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WorksheetsIonic, covalent and metallic bond
Total questions: 14
Worksheet time: 22mins
Which element is in Group 1, Period 4.
(a)
Which numbers are added togoter to give the nucleon number of an atom ?
Answer: number of protons + number of (a)
Ionic compound (a) , covalent compound (b)
Draw the dot-and-cross diagram for HCl
Metallic bonding is
the (a) attraction between (b) (c) and (d) (e)
The (a) shell electrons of each atom in metals are delocalised.
Metals have high melting point,
because there are strong (a) bond.
Metals can conduct Electricity
because there are (a) electrons.
Metals are .......................... and ................................
because the layers of metal cations can slide over each other.
(a)
An alloy is a mixture of a (a) with another (b) , usually another (c)
A new isotope of a metal (Group II) is discovered. Some students are asked to predict its properties. Which student’s predictions are correct?
Number of electrons in outer shell (a) electrons,
bonding in oxide (b) . bond
Which property do all metals have?
They are hard.
They form acidic oxides.
They conduct electricity.
They react with water.
Why are alloys harder than pure metals?
Draw the dot-and-cross diagram for carbon dioxide, CO2.
