Chemistry

1. NAME :
CLASS :
SHORT QUIZ 2
1. Write the formula ion
2. Write down the chemical formula of the following substance:
i. Potassium nitrate - _______________
ii. Sodium sulphate - _______________
iii. Copper (II) sulphate - _______________
3. Write down the chemical equation of the following reactions
i. Chemical reaction between magnesium carbonate, MgCO3, and
dilute hydrochloric acid, HCl. Magnesium Chloride, MgCl2, water and
carbon dioxide are formed.
No Formula ion Anion
1 Phosphide ion
2 Hydroxide ion
3 Dichromate(VI) ion
4 Manganate(VII) ion
5 Phosphate ion
No Formula ion Cation
1 Magnesium ion
2 Calcium ion
3 Aluminum ion
4 Copper (II) ion
5 Zinc ion

2. NAME :
CLASS :
SHORT QUIZ 2
2. Write the formula ion
2. Write down the chemical formula of the following substance:
i. Potassium nitrate - _______________
ii. Sodium sulphate - _______________
iii. Copper (II) sulphate - _______________
3. Write down the chemical equation of the following reactions
i. Chemical reaction between magnesium carbonate, MgCO3, and
dilute hydrochloric acid, HCl. Magnesium Chloride, MgCl2, water and
carbon dioxide are formed.
__________________________________________________________________
No Formula ion Anion
1 Phosphide ion
2 Hydroxide ion
3 Dichromate(VI) ion
4 Manganate(VII) ion
5 Phosphate ion
No Formula ion Cation
1 Magnesium ion
2 Calcium ion
3 Aluminum ion
4 Copper (II) ion
5 Zinc ion