Chemistry
Complete the following table.
| Acid Radicals → Basic Radicals ↓ | Chloride | Nitrate | Sulphate | Carbonate | Hydroxide | Phosphate |
|---|---|---|---|---|---|---|
| Magnesium | MgCl2 | Mg(NO3)2 | MgSO4 | MgCO3 | Mg(OH)2 | Mg3(PO4)2 |
| Sodium | ||||||
| Zinc | ||||||
| Silver | ||||||
| Ammonium | ||||||
| Calcium | ||||||
| Iron (II) | ||||||
| Potassium |
Answer
The completed table is given below:
| Acid Radicals → Basic Radicals ↓ | Chloride | Nitrate | Sulphate | Carbonate | Hydroxide | Phosphate |
|---|---|---|---|---|---|---|
| Magnesium | MgCl2 | Mg(NO3)2 | MgSO4 | MgCO3 | Mg(OH)2 | Mg3(PO4)2 |
| Sodium | NaCl | NaNO3 | Na2SO4 | Na2CO3 | NaOH | Na3PO4 |
| Zinc | ZnCl2 | Zn(NO3)2 | ZnSO4 | ZnCO3 | Zn(OH)2 | Zn3(PO4)2 |
| Silver | AgCl | AgNO3 | Ag2SO4 | Ag2CO3 | AgOH | Ag3PO4 |
| Ammonium | NH4Cl | NH4NO3 | (NH4)2SO4 | (NH4)2CO3 | NH4OH | (NH4)3PO4 |
| Calcium | CaCl2 | CaNO3 | CaSO4 | CaCO3 | Ca(OH)2 | Ca3(PO4)2 |
| Iron (II) | FeCl2 | Fe(NO3)2 | FeSO4 | FeCO3 | Fe(OH)2 | Fe3(PO4)2 |
| Potassium | KCl | KNO3 | K2SO4 | K2CO3 | KOH | K3PO4 |
Related Questions
Assertion (A): Chemical combination always takes place between two elements.
Reason (R): A single substance is formed in a chemical combination.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Fill in the blanks:
(a) Dalton used symbol …………… for oxygen and …………… for hydrogen.
(b) Symbol represents …………… atom of an element.
(c) Symbolic expression for a molecule is called …………… .
(d) Sodium chloride has two radicals. Sodium is a …………… radical while chloride is a …………… radical.
(e) Valency of phosphorus in PCl3 is …………… and in PCl5 is …………… .
(f) Valency of Iron in FeCl2 is …………… and in FeCl3 it is …………… .
(g) Formula of iron (III) carbonate is …………… .
Name the following compounds and state how many atoms of each kind are present in one molecule of these compounds.
(a) H2SO4
(b) HClO4
(c) K2Cr2O7
(d) KMnO4
(e) K4[Fe(CN)6]
(f) Na2CrO4
(g) Mn3(BO4)2
(h) HNO2
Correct the following statements.
(a) A molecular formula represents an element.
(b) Molecular formula of water is H2O2.
(c) A molecule of sulphur is monoatomic.
(d) CO and Co both represent cobalt.
(e) Formula of iron (III) oxide is FeO.