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MEMBERS:
NUKMAN
AMIEL AFIF TAN
CHAI ZHEN ANN
CHUNG YUN CHENG

TASK:

PREPARE CALCIUM SULPHATE

Type of salt:
Insoluble

Method used to prepare:
Precipitation reaction

Explanation:
The ions in both aqueous
solutions exchange with
each other to form a new aqueous solution and a precipitate

Chemical equation:
Ca(NO3)2+K2SO4 —> CaSO4 + KNO3

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MEMBERS:
FIRDAUS
GAN WEI GUANG
LEE BIN WEI
LEE XUN ZHE

TASK:

PREPARE BARIUM SULPHATE

Type of salt:
Insoluble

Method used to prepare:
Double Decomposition Reaction

Explanation:
The ions in both aqueous solutions exchange with each other to form a new aqueous solution a

Chemical equation:
BaCl2 + Na2SO4 -> BaSO4 + 2NaCl

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MEMBERS:
LEIW JIA QI
LOI XUE ERN
NADIRAH
NUR IRDINA

TASK:

PREPARE COPPER (II) CHLORIDE

Type of salt: Soluble

Method used to prepare:
Acid + Metal oxide

Explanation:

Chemical equation:
HCl + CuO --> CuCl2 + H2O

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MEMBERS:
NURUL ILISHAH
PUTERI ADILA
SHARARA KABIR
SITI NOR AZIZA
YAP ZHI TING

TASK:

PREPARE MAGNESIUM (II) NITRATE

Type of salt:
soluble

Method used to prepare:
reaction between acid + reactive metal

Explanation:
Nitric acid and magnesium used to prepare Magnesium nitrate

Chemical equation:
2 HNO3 + Mg --> Mg(NO3)2 + H2

Mg(NO3)2 --> MgO+NO2+O2

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HEY EVERYONE. YOU'VE BEEN  DIVIDED INTO 7 GROUPS. PLEASE FIND YOUR NAME IN THE GROUP COLUMNS.

READ THE TASK.
ANSWERS THE QUESTIONS.

YOUR ANSWER SHOULD BE WRITTEN IN POST.
[CLICK 3 DOTS AT THE UPPER RIGHT CORNER, AND CLICK EDIT POST (PENCIL SYMBOL)]

YOU CAN DISCUSS AMONG YOUR GROUP MEMBERS IN COMMENT SECTION.

GOOD LUCK! PLEASE COMMENT HERE ONCE YOU'RE DONE.

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MEMBERS:
PUNG HONG SHENG
SHAHRUL HAZIM
CARMEN LAU
KATHLYN TRESA

TASK:

PREPARE LEAD (II) SULPHATE

Type of salt:
Insoluble

Method used to prepare:
double decomposition reaction

Explanation:
lead nitrate solution, add drop of sodium sulfate solution.

Chemical equation:
Pb(NO3)2 + K2SO4 --> PbSO4 + 2KNO3

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MEMBERS:
MACSEN CHIA
ALIF ADHIM
NABIL
OMAR AFFANDI

TASK:

PREPARE POTASSIUM CHLORIDE

Type of salt: Soluble/Insoluble

Method used to prepare:
Neutralisation reaction between acid and alkali

Explanation:
The hydrocholoric acid is mixed with potassium hydroxide to form potassium chloride and water

Chemical equation:
HCl + KOH -> KCl + H2O

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MEMBERS:
LEOW JIAN YONG
LIM WAI KIT
LIM ZHI HIN
LIM ZHI YONG

TASK:

PREPARE CALCIUM NITRATE

Type of salt:
Soluble

Method used to prepare:
Acid + Calcium Carbonate

Explanation:
React calcium carbonate with dilute nitric acid

Chemical equation:
CaCO3 + 2HNO3 -> Ca(NO3)2 + CO2 + H2O