Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Inorganic Chemistry > Salt Analysis > Flashcards

Salt Analysis Flashcards

1
Q

Classification of anion is done by

A

Wet test

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Analysis of cation

A

Dry Test
Flame test
Wet Lest

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Cu+2 Ni+2 color

A

Blue Bluish green

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Ni +2

A

Greenish

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Fe +3

A

Dark Brown

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Fe +2

A

Light Green

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Mn +2

A

Light Pink
Flesh color
earthy color

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Ammonical Smell

A

NH4 +

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

vinegar Like smell

A

CH3COO -

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

smell of rotten eggs

A

S 2-

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Heavy density salt

A

Pb2+ Ba2+

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Light Tuffy powder density

A

Carbonate salts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is Water Extract

A

It is formed by adding salt in distilled water.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

How to make water insoluble salt soluble

A

By adding Na2CO3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is Soda extract and how is it formed and what is its use

A

Imsoluble salt when mixed with NazC03 and small amant of water to form a paste. After heating it goes into water and then is filtrated. This is Soda Extract and it is used for the of test of dissolved anion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

The physical properties of CO2

A

acidic
colorless
Tasteless
Odourless
mon poisonous
non combustible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

C02 + NaOH

A

NaHCO3 or Nazc03

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

CO2 + KOH

A

KHCO3 or K2CO3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

CO2 doesn’t react with KMNO4

A

because KMNO4 is already at highest oxidation state

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

give the reaction of CO2 and calcuin carbonate thingy

A

CO2 + calOH) 2 → CAC03
It is a precipitate and turns water milky
cac03 + H20 → Ca(HCO3)2
In the presence of excess CO2 Milkins disappears.
Due to formation of bicarbonate.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Reaction of co 2 with baryta water.

A

CO2 + Ba (OH) 2 → Bac03
B ACO 3 is a precipitate. And it is milky.
When excess of C02 is past, milkiness disappears

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Reaction of co 2 with baryta water.

A

CO2 + Ba (OH) 2 → Bac03
B ACO 3 is a precipitate. And it is milky.
When excess of C02 is past, milkiness disappears

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Characteristic properties of SO2

A

colourless suffocating, having taste of burning sulphur.
Reducing agent and a bleaching agent.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

How are SO2 and CO2 distinguished

A

Tey are differentiated by reacting the, with KMNO4 K2CR2O7 as CO2 doesn’t react with them

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Characteristics of CO

A

Neutral
Colorless odourless tasteless
Combustible and burns with a blue flame
Poisonous in nature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

CO forms

A

Carboxyhaemoglobin which is more stable than oxyhaemoglobin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

Characteristics properties of 02

A

Odourless, tasteless, it rekindles a glowing splinter.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

Characteristic properties of NH3.

A

Basic pungent smell or ammonical smell. It forms white fume of NH3 sale with dry with HCL gas.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

Nestlers Test of Ammonia

A

Nh3 or NH4OH + K2HgI2 + KOH → NH2HgOHgI + KI + H20
The major compound is brown in colour
NH3 turns red litmus to blue.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

Characteristic properties of H2S.

A

Acidic
Rotten egg smell.
It is Combustible
H2S gives positive nitro prusside test, but only in strong basic medium
It is a weak acid.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

F2 gas

A

Pale yellow

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

Cl2 gas color

A

Green yellow

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

Br2

A

Reddish brown

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

I2

A

Violet

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

What is iodo starch complex?

A

I2 + Starch → deep blue coloration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

Things about NO2

A

Brown
acidic
NO 2 → N204
No 2 is Brown and paramagnetic
N204 is colorless and diamagnetic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

Compounds present in Group A Radical
(which can be detected)

A

Carbonate (CO3²-)
Bicarbonate (HC03-)
Sulphide (S2-)
Sulphite (S032-)
Nitrite (NO2-)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

What is the group reagant of Subgroup IA

A

dilute H2504
Dilute HCI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

Group reagant Of subgroup 2A

A

Concentrated H2504
concentrated HCL

40
Q

what is the confirmation test for C032- / HCO3-

A

All the bicarbonates are water soluble
NaH CO3 is sparingly soluble
All the carbonates water insoluble except IA and Ammonia so ppt reaction takesplace

41
Q

Determine the solubility of sulphide S2-

A

All the sulphides are water; insoluble except 1A

42
Q

HF Can’t be stored in which type of container.

A

A HF can be stored in glass bottle. Because it reacts with glass, also known as itching and frosting, so it is stored in plastic container.

43
Q

Discuss the solubility of PbCL2

A

Insoluble in cold water.
Soluble in hot water.
Soluble NCH3 COO NH 4.

44
Q

BaSo4, Srs04, PbS04

A

Insoluble compounds

45
Q

Elements in subgroup IB

46
Q

PBSO4 is soluble in

47
Q

compound in which PBS 04 is Soluble and what does it form after reacting with it

A

After reaction it forms Sugar Of Lead Pb(CH3COO)2Na

48
Q

Ammonium Molybedate Jest produce which color?

A

Canary yellow and also a precipitate

49
Q

the test in which a colorless substance gets coloured and then by adding encess of Chlorine again colour disappears. presence of which compound? and some information

A

It gives the presence of iodide
Chlorine water is added to aqueous solutions KH in the presence of chloroform

50
Q

Brown colour of ring is due to?

A

Nitroso ferrous sulphate

51
Q

. Elements in group V

A

Ba2+, Sr 2+, Ca 2+

52
Q

Ba 2+ can give identification with compounds

A

K2CrO4, (Nh4)2SO4, (NH4)2C2O4

53
Q

Strontium show identification with?

A

Ammonium Sulphate Solution, Ammonium Oxalate Solution

54
Q

Calcium (II) shows identification with?

A

Ammonium Oxalate, K4[Fe(CN)6]

55
Q

Color of group (V) precipitate

A

White and usually they are soluble in mineral acids

56
Q

Things in Group VI

A

Na+ , K+, Mg2+

57
Q

Identification of Magnesium (II)

A

1) Ammonion Solution ( NH4OH)
2) Ammonium Carbonate Solution, but in the absence of NH4
C032- Disodium hydrogen phosphate solution

58
Q

Group VI forms which color PPT?

59
Q

Group (0)

A

Ammonium (NH4+)

60
Q

How is ammonium Identified?

A

1) On heating with alkali it gives smell of NH3
2) N H 4 CI gas is evolved with white fumes on reaction of NH3+ HCL
3) cuso 4 +4N H3 → [Cu( NH3)4] So 4

61
Q

Information about Nessler’s Reagant

A

→ Brown precipitate or yellow Colouration

62
Q

Ammonium gives yellow precipitate with

A

Na3 [CO(N02) 6]

63
Q

Black sulphide is formed by the action of H2S on

A

Cuperic Chloride

64
Q

A metal nitrate solution with KI solution to give yellow precipitate, which on addition excess of concentrated solution of KiK I dissolve from the solution.

65
Q

Which other following is insoluble in dil nitric acid but soluble in aquaregia year?

66
Q

Borax Bead Test

67
Q

How can Cu 2+ and Ag 2+ be separately identified

A

by reacting with HCl

68
Q

H2S in the presence of H CI precipitates 2 group but not 4th

A

HCL decreases concentration of S2-

69
Q

Soluble in ammonium yellow sulphide

70
Q

NH4C1 and NH3 will precipitate

71
Q

NH4CI Substitution for identification of Group 3 radicals

72
Q

give points about Borax Bead Test

A

Borax→ Na2B407. 10 H20
Appearance→ white crystalline solid
Used for coloured salts , boran reacts with corresponding metalsalts to form metal borates and show their characteristic
colors.

73
Q

Colour of flame of Na +

A

Golden yellow

74
Q

Violet flame

75
Q

Flame color of Li +

A

Carmine Red

76
Q

Brick Red flame

77
Q

Ba 2+ M02+ shows flame

A

Apple Green

78
Q

Normal green flame is given by

A

Cu 2+, (B 03) 3-, Ti3+

79
Q

Strontium gives what crdor flames

A

cumion Red

80
Q

A metal onide that is yellow when hot and white when cold

81
Q

CO 2 gas passing through lime water is

A

acid base Ineutralization) reaction

82
Q

shows turbidity with barytawater
turns dichromate green

83
Q

mixture of Solid Na CI and K2 CR207 with cons. H 2504 and its color

A

Chromyl chloride along with orange red vapours.

84
Q

Chramyl Chloride test isn’t given by

A

It is only given by ionic chlorides
Hg2+, Pb2+, Ag+, Sn2+ Sb³+

85
Q

Chramyl Chloride test isn’t given by

A

It is only given by ionic chlorides
Hg2+, Pb2+, Ag+, Sn2+ Sb³+
and the reason is because they show covalent character

86
Q

The Brown kings of the color is due to

A

Nitroso ferrous sulphates

87
Q

Nitrates ofwhich metal are insoluble

A

Mercury and Bismuth

88
Q

precipitate of Pb S04 is soluble in

A

ammonium acetate and forms sugar of lead.

89
Q

on passing H2S through 2nd group The Solutions turn milky why?

A

Oxidising agent

90
Q

what does (NH4)2SO4 do with NH4OH

A

forms another insoluble compounds.

91
Q

A metal is burnt in the air and the ash on moistening givess smell of ammonia

92
Q

Sodium sulphide is added to Sodium nitropriusside

93
Q

NO2- ion can be destroyed by

A

1 Sulphamic acid
2) Thiourea
3) urea

94
Q

gives white turbidity bn passing H25

95
Q

NO2- and NO3- can be distinguished by

A

dilute H2S04

96
Q

CRC13 + Na 2S

A

Cr(OHJ 3 PPT

Inorganic Chemistry (2 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions