Thai Sikh International School
E-Learning Programme – Online
Assignment – dd/mm/yyyy
Name : Subject : Chemistry Year : 9A/B Schedule
No. : 8
Q1. Classify each of the following compounds as either ionic
or covalent:
Nitrogen
Dioxide ………………………………………………………..
Hydrogen
Bromide ………………………………………………………..
Rubidium
Iodide ………………………………………………………..
Francium Oxide
………………………………………………………..
Hydrogen Sulfide
………………………………………………………..
Q2. The element Calcium is a member of Group II of the
Periodic Table.
Would you
expect Calcium to be metallic or non-metallic?
a.
What is the formula of the ion
formed by Calcium? ....................................................
b.
What is the formula of Calcium
sulphate? .........................................................
c.
What is the formula of the ion
formed by Calcium? .........................................................
d.
In the reactivity series, would
you expect Calcium to be more or less reactive than Barium?
........................................................................................................................
e.
Construct chemical equation to
represent the action of water and Calcium.
........................................................................................................................
………………………..
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