Classification Of Basic Constituents Flashcards

Memorize

1
Q

Ag+

A

Silver

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2
Q

Pb2+

A

Silver

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3
Q

Hg2 2+

A

Silver

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4
Q

Precipitating agent of Group I

A

HCl

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5
Q

Cu2+

A

Hydrogen Sulfide

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6
Q

Cd2+

A

Hydrogen Sulfide

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7
Q

Pb2+

A

Hydrogen Sulfide

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8
Q

Bi3+

A

Hydrogen Sulfide

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9
Q

As3+

A

Hydrogen Sulfide

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10
Q

As5+

A

Hydrogen Sulfide

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11
Q

Sb3+

A

Hydrogen Sulfide

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12
Q

Sb5+

A

Hydrogen Sulfide

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13
Q

Sn2+

A

Hydrogen Suldife

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14
Q

Sn4+

A

Hydrogen Sulfide

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15
Q

Precipitating agent of Hydrogen Sulfides/Group 2

A

H2S ➡ acidic

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16
Q

Al3+

A

Ammonium Sulfide

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17
Q

Zn2+

A

Ammonium Sulfide

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18
Q

Chromium3+

A

Ammonium Sulfide

19
Q

Fe2+

A

Ammonium Sulfide

20
Q

Fe3+

A

Ammonium Sulfide

21
Q

Ni2+

A

Ammonium Sulfide

22
Q

Mn2+

A

Ammonium Sulfide

23
Q

Co2+

A

Ammonium Sulfide

24
Q

Precipitating agent of Ammonium Sulfide/Group 3

A

NH4(OH)

25
Q

Ba2+

A

Alkaline Earth

26
Q

Sr2+

A

Alkaline Earth

27
Q

Ca2+

A

Alkaline Earth

28
Q

Precipitating agent of Alklaine Earth/Group 4

A

(NH4)2CO3

29
Q

Na+

A

Alkali

30
Q

K+

A

Alkali

31
Q

Li+

A

Alkali

32
Q

NH4+

A

Alkali

33
Q

Color of all supernatant liquids

A

Colorless/clear

34
Q

Group 1 Precipitate

A

AgCl

35
Q

Color of precipitate of Group 1

A

White

36
Q

Precipitate of Group 2

A

CdS

37
Q

Color of the precipitate of Group 2

A

Yellow

38
Q

Precipitate of Group 3

A

ZnS

39
Q

Color of the precipitate of Group 3

A

White to Grey

40
Q

Precipitate of Group 4

A

BaCO3

41
Q

Color of the precipitate of Group 4

A

White

42
Q

Is H2S acidic or basic?

A

Acidic hence it reacts with Cadmium

43
Q

Is NH4OH acidic or basic?

A

Basic hence it reacts with Zinc