Question

write the basic and acidic radicals and chemical of the following :
barium sulphate
bismuth nitrate
calcium bromide
ferrous sulphide
chromium sulphate
calcium silicate
potassium ferrocyanide
stannic oxide
calcium silicate
magnesium phosphate
sodium zincate
stannic phosphate
sodium thiosulphate
potassium manganate
nickel bisulphate

Answer 1

The basic and acidic radicals and chemical formula of the given compounds are as follows:

(1) Barium Sulphate - BaSO4

Acidic Radical: SO₄²⁻

Basic Radical: Ba²⁺

(2) Bismuth Nitrate- Bi(NO₃)₃

Acidic Radical: NO₃⁻

Basic Radical: Bi³⁺

(3) Calcium Bromide- CaBr₂

Acidic Radical: Br⁻

Basic Radical: Ca²⁺

(4) Ferrous Sulphide- FeS

Acidic Radical: S²⁻

Basic Radical: Fe²⁺

(5) Chromium Sulphate- Cr₂(SO₄)₃

Acidic Radical: SO₄²⁻

Basic Radical: Cr³⁺

(6) Calcium Silicate- Ca₂SiO₄

Acid Radical: (SiO₄)⁴⁻

Basic Radical: Ca²⁺

(7) Potassium Ferrocyanide- K₄ [Fe(CN)₆]

Acid Radical: [Fe(CN)₆]⁴⁻

Basic Radical: K⁺

(8) Stannic Oxide- SnO₂

Acid Radical: O²⁻

Basic Radica: Sn⁴⁺

(9) Calcium Silicate- Ca₂(SiO₄)

Acid Radical: (SiO₄)⁴⁻

Basic Radical: Ca²⁺

(10) Sodium Zincate- Na₂ZnO₂

Acid Radical: (ZnO₂)²⁻

Basic Radical: Na⁺

(11) Magnesium Phosphate- Mg₃(PO₄)₂

Acid Radical: (PO₄)³⁻

Basic Radical: Mg²⁺

(12) Stannic Phosphate- Sn₃(PO₄)₄

Acid Radical: (PO₄)³⁻

Basic Radical: Sn⁴⁺

(13) Sodium Thiosulphate- Na₂S₂O₃

Acid Radical: (S₂O₃)²⁻

Basic Radical: Na⁺

(14) Potassium Manganate- K₂MnO₄

Acid Radical: (MnO₄)²⁻

Basic Radical: K⁺

(15) Nickel Bisulphate- Ni(HSO₄)₂

Acid Radical: (HSO₄)⁻

Basic Radical: Ni²⁺

Answer 2

$\sf \: a) \: Barium \: sulphate \\ \blue{ \sf{Chemical \: formula \: = \: BaSO_ 4}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {SO_ 4}^{2 - } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Ba}^{2 + } }$

$\sf \: b) \: Bismuth \: nitrate \\ \blue{ \sf{Chemical \: formula \: = \: Bi(NO_ 3)_ 3}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {(NO_ 3)}^{ - } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Bi}^{2 + } }$

$\sf \: c) \: Calcium \: bromide \\ \blue{ \sf{Chemical \: formula \: = \: CaBr_ 2}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {(Br)}^{ - } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Ca}^{2 + } }$

$\sf \: d) \:Ferrous \: sulphide \\ \blue{ \sf{Chemical \: formula \: = \: FeS}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {S}^{2 - } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Fe}^{2 + } }$

$\sf \: e) \: Chromium \: sulphate \\ \blue{ \sf{Chemical \: formula \: = \: Cr_ 2(SO_4) _3}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {(SO_4)}^{ 2- } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Cr}^{3+ } }$

$\sf \: f) \: Calcium \: silicte \\ \blue{ \sf{Chemical \: formula \: = \: Ca_ 2SiO_4}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {(SiO_4)}^{ 2- } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Ca}^{2+ } }$

$\sf \: g) \: Stannic \: oxide\\ \blue{ \sf{Chemical \: formula \: = \: SnO_2}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {(O)}^{ 2- } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Sn}^{4+ } }$

$\sf \: h) \: Sodium \: zincate\\ \blue{ \sf{Chemical \: formula \: = \:Na_2 Zn O_2}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ {( Zn O_2)}^{ 2- } } \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Na}^{+ } }$

$\sf \: i) \: Magnesium \: phosphate \\ \blue{ \sf{Chemical \: formula \: = \: {Mg_2(PO_4)_ 2} }} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ { {(PO_4)}^{2 - } }} \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Mg}^{2+ } }$

$\sf \: j) \:Sodium \: thiosulphate\\ \blue{ \sf{Chemical \: formula \: = \: Na_2S_2O_3}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ { {(S_2O_3)}^{2 - } }} \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Na}^{+ } }$

$\sf \: k) \:Stannic \: phosphate\\ \blue{ \sf{Chemical \: formula \: = \: Sn_2(PO_4)_4}} \\ \red{\sf \: ➺ \: Acidic \: radical ⇛ { {(PO_4)}^{2 - } }} \\ \red{ \sf \: ➺ \: Basic \: radical⇛ {Sn}^{4+ } }$