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

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प्रश्न

Write the formula of the following compound:

Copper [II] oxide

एक पंक्ति में उत्तर

उत्तर

Copper [II] oxide - CuO - Cu2+[O]2-

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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

What is meant by the term chemical formula?


What is meant by the symbol of an element ? Explain with examples.


Explain the difference between 2N and N2.


What do the symbols, H2, S and O4 mean in the formula H2SO4 ?


The atomicities of ozone, sulphur, phosphorus and argon are respectively :


Write down the formulae for the following compounds :

Calcium oxide


Give the formulae of the compounds formed from the following sets of elements :

  1. calcium and fluorine
  2. hydrogen and sulphur
  3. nitrogen and hydrogen
  4. carbon and chlorine
  5. sodium and oxygen
  6. carbon and oxygen

Identify the following substance:

Gas B that has an offensive smell as of rotten eggs.


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

Write the formula of the following compound:

Potassium bisulphite


Write the formula of the following compound:

Calcium nitrate


Write the formula of the following compound:

Magnesium nitrate


Write the formula of the following compound:

Magnesium carbonate


Write the formula of the following compound:

Magnesium sulphate


Write the formula of the following compound:

Aluminium hydroxide


Write the formula of the following compound:

Copper [II] chloride


Write the formula of the following compound:

Copper [II] nitrate


Write the formula of the following compound:

Iron [II] chloride 


Write the chemical formula for the following compounds

  1. Aluminium sulphate
  2. Silver nitrate
  3. Magnesium oxide
  4. Barium chloride

Which of the following represents a correct chemical formula? Name it.

BiPO4


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