Naming Ions (1)
Naming Ions (2)
Polyatomic ions
Binary Compounds
Word Equations
100
How to name transition metals?
The name of the element followed by roman number
100
How to name anions?
Keep the element name, with changing the last 3 letters into (ide) e.g: Chloride
100
The only polyatomic with the charge (+1) is .....?
Ammonium
100
What is the right formula for Copper (II) Oxide
CuO
100
Mention 3 things about the catalyst
1- Neither a reactant nor a product 2 Speed up the reaction 3- Written above the arrow
200
How do you know the charge of a transition element?
It is always given, or from the formula e.g: FeCO3
200
What is monoatomic ions, and provide examples.
Ions which are formed from the same type of atoms, and it could be negatively or positively charged. E.g: Ca2+ N3-
200
Write the formula of: Nitride Nitrite Nitrate
N3- NO2 NO3
200
Name the following formula: Fe2S3
Iron (III) Sulfide
200
Mention 3 types of equations
1- Word 2- Ionic 3- Skeleton
300
Name the following ion (Se), charge= -2
Selenide
300
What are the groups of the non-metals
5A, 6A and 7A
300
Name the following compound: Ca(PO4)2
Calcium Phosphate
300
Write the formula of Copper (II) Nitride
Cu3N2
300
Mention the 4 physical states of a chemical equation.
Gas (g), Solid (s), Liquid (l), Aqueous (aq)
400
What are the exception of the transition metals?
Silver Cadmium Zinc
400
Give five examples of anions
(any five)
400
True or false, to distinguish the subscript of the polyatomic ion from the one gained from the crisscross, we write the polyatomic ion in a bracket.
True .... e.g: (NH4)2O
400
When we don't write subscripts?
When the charges of the cation and anion are equal
400
What are the (diatomic) elements that are written with the subscript (2).
1- Oxygen 2- Nitrogen 3- Hydrogen 4- Group 17 (7A)
500
Explain why group 18 (8A) do not form anions or cations
Because the elements in group 8 are stable, they have 8 electrons in their outermost shell
500
Write the charges from 1 to 5 in roman
I II III IV V
500
What is the charge of Chromium in Cr(OH)5
Five
500
Which of the following compound is formed by transition metal with poly atomic ion ? NaNO3 NiCO3 NCO2
NiCO3
500
Convert the following into word equation: Al + Cl2 = AlCl3
Aluminum + Chlorine = Aluminum Chloride
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