GROUPS NA KAILANGAN SAULUHIN

Question 1

The Insoluble Chlorides
GROUP 1

Answer 1

MercuLeS
Mercurous Lead Silver

Question 2

(white curdy ppt)

Answer 2

AgCl

Question 3

(white ppt)

Answer 3

PbCl2
Hg2Cl2

Question 4

The Acid Insoluble Sulfides

Answer 4

GROUP 2A & 2B

Question 5

GROUP 2A
-INsoluble in Na2S

Answer 5

“Copper-CaBLe”
Copper Cadmium Bismuth Lead

Question 6

GROUP 2B
-SOluble in Na2S

Answer 6

Mercuric Arsenic Tin Antimony

Question 7

SOLUBLE IN Na2S

Answer 7

GROUP 2B

Question 8

INSOLUBLE IN Na2S

Answer 8

GROUP 2A

Question 9

GROUP 3A
- SOluble in 1M HCl

Answer 9

“NiCo”
Nickel Cobalt

Question 10

SOLUBLE IN 1M HCl

Answer 10

GROUP 3A

Question 11

GROUP 3B
-INsoluble in 1M HCl

Answer 11

“ZACh Iron Man”
Zinc Aluminum Chromium Iron Manganese

Question 12

INSOLUBLE IN 1M HCl

Answer 12

GROUP 3B

Question 13

GROUP 4
The Insoluble Carbonates/Soluble Sulfides

Answer 13

“BaCal St.”
Barium Calcium Strontium

Question 14

All precipitates are WHITE.

Answer 14

GROUP 4 BACAL ST.

Question 15

GROUP 5
The Soluble Group
Clear colorless solution

Answer 15

“PoLiS Magnum Ammo”
Potassium Lithium Sodium Magnesium Ammonium

Question 16

The Soluble Group
Clear colorless solution

Answer 16

GROUP 5

Question 17

Copper Salts

Answer 17

BLUE

Question 18

Nickel (II), Iron (II), Chromium (III),
manganates

Answer 18

GREEN

Question 19

Chromate, Iron (III)

Answer 19

YELLOW

Question 20

Dichromate

Answer 20

ORANGE-RED

Question 21

Permanganate

Answer 21

PURPLE

Question 22

Cobalt (II), Manganese (II)

Answer 22

PINK