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Write the formulae and the names of the ions formed by the combination of (i)`Fe^(3+) and SO_(4)^(2-)` (ii)`NH_(4)^(+) and CO_(3)^(2-)`

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`Fe_(2)(SO_(4))_(3)`: Ferric sulphate or Fe (III) sulphate.
(ii)`(NH_(4))_(2)CO_(3)`:Ammonium carbonate or Ammonium(I)carbonate.
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Write the molecular formulae of all the compounds that can be formed by the combination of the following ions: Cu^(2+), Na^(+), Fe^(3+), C^(-),SO_(4)^(2-) .

Write the molecular formulae of all the compounds that can be formed by the combinations of following ions. Cu^(2+), Na^(+), Fe^(3+), Cl^(-), SO_(4)^(2-), PO_(4)^(3-)

(i) State the formula and name the conjugate base of each of the following species : (a) H_(3)O^(+) (b) HSO_(4)^(-) (C ) NH_(4)^(+) (d) HF (e ) CH_(3)COOH (f) CH_(3)NH_(3)^(+) (g) H_(3)PO_(4)(h)H_(2)PO_(4)^(-). (ii) State the formula and name the conjugate acid of each of the following species : (a) OH^(-) (b) HPO_(4)^(2-) (C) H_(2)PO_(4)^(-) (d) CH_(3)NH_(2) (e) CO_(3)^(2-) (f) NH_(3)(g) CH_(3)COO^(-) (h) HS^(-)

Write the chemical formulae for the following compounds that can be formed by the combination of followin ions: Cu^(2+),Na^(+),Fe^(3+),Cl^(-),SO_(4)^(2-),PO_(4)^(3-)

Write the structure and name of the following and their ionisation isomers [Pt (NH_(3))_(3)(NO_(2))]CI (ii) [Pt (NO_(2))(H_(2)O)(NH_(3))_(2)]Br (iii) [Co(NH_(3))_(5)Br]SO_(4) .

How can you distinguish between (i) CO_(3)^(-2) and SO_(3)^(-2) ions? (ii) NO_(3)^(-) ion and NO_(2)^(-) ion ?

Name the following compounds. Also write the symbols/formulae of the ions present in them : (a) CuSO_(4) , (b) (NH_(4))_(2)SO_(4) , (c ) Na_(2)O , (d) Na_(2)CO_(3) , (e ) CaCl_(2)

DINESH PUBLICATION-ATOMS AND MOLECULES-VERY SHORT ANSWER QUESTIONS
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  9. Give the example of trivalent cation and monovalent anion. Write the f...

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  10. Name the compound Al(2)(SO(4))(3), and mention the ions present in it.

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  12. Name a non-metal which is tetratomic.

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  14. An element has valency 3. Write the formula of its oxide.

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  15. An element has valency 3. Write the formula of its oxide.

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  16. What do you understand by 1 amu?

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  17. What is meant by atomicity ? Explain with two examples.

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  18. Write the Latin names of sodium and iron.

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