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Write the Formula of the Following Compound: Copper [Ii] Nitrate - Chemistry

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प्रश्न

Write the formula of the following compound:

Copper [II] nitrate

एक पंक्ति में उत्तर

उत्तर

Copper [II] nitrate - Cu[NO3]2  - `"Cu"^(2+)"NO"_3^(1-)`

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अध्याय 1: The Language Of Chemistry - Additional Questions

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विराफ जे दलाल Simplified ICSE Chemistry [English] Class 9
अध्याय 1 The Language Of Chemistry
Additional Questions | Q 12.07

संबंधित प्रश्न

Write down the formulae of sodium oxide.


The radius of an oxygen atom is 0.073 nm. What does the symbol ‘nm’ represent ?


Explain the difference between 2N and N2.


Name the following compounds. Also write the symbols/formulae of the ions present in them :

  1. CuSO4
  2. (NH4)2SO4
  3. Na2O
  4. Na2CO3
  5. CaCl2

An element Y has a valency of 4. Write the formula for its :

  1. chloride
  2. oxide
  3. sulphate
  4. carbonate
  5. nitrate

Give the empirical formula of Glucose C6H12O.


Match the following:

Column A Column B
(a) Pb(NO3)2 (i) rotten eggs smell
(b) CO2 (ii) burns with a pop sound
(c) (NH4)2Cr2O7 (iii) the suffocating smell of sulphur
(d) HCI (iv) lime water turns milky
(e) NO2 (v) crackling sound
(f) O2 (vi) residue swells up
(g) H2 (vii) brown gas
(i) H2S (viii) supports combustion
(j) SO2 (ix) fumes with NH3 solution

Name the element in the compound and give the formula of the following compound:

Carbonic acid


Write the formula of the following compound:

Potassium plumbite


Write the formula of the following compound:

Calcium chloride


Write the formula of the following compound:

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Write the formula of the following compound:

Aluminium chloride


Write the formula of the following compound:

Aluminium sulphate


Write the formula of the following compound:

Copper [II] chloride


Write the formula of the following compound:

Tetra amine copper [II] sulphate


Write the formula of the following compound:

Lead [II] hydroxide


State of the following formula of a compound is incorrect. Incorrectly write the correct formula.

BaCl2


Find the valency of the element which is underlined in the following formula.

  1. NaCl
  2. CO2
  3. Al (PO4)
  4. Ba (NO3)2
  5. CaCl2

Complete the following crossword puzzle (Fig. 3.1) by using the name of the chemical elements. Use the data given in Table.

  Across   Down
2 The element used by Rutherford during his α–scattering experiment 1 A white lustrous metal used for making ornaments and which tends to get tarnished black in the presence of moist air
3 An element which forms rust on exposure to moist air 4 Both brass and bronze are alloys of the element
5 A very reactive non–metal stored under water 6 The metal which exists in the liquid state at room temperature
6 Zinc metal when treated with dilute hydrochloric acid produces a gas of this element which when tested with burning splinter produces a pop sound. 8 An element with symbol Pb


There is ______ oxygen atom is water molecule.


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