हिंदी

Write the Formula of the Following Compound: Iron [Iii] Hydroxide

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प्रश्न

Write the formula of the following compound:

Iron [III] hydroxide

एक पंक्ति में उत्तर
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उत्तर

Iron [III] hydroxide - Fe[OH]3 -  `"Fe"^(3+)"OH"^(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 12.08

संबंधित प्रश्न

An element Z has a valency of 3. What is the formula of oxide of Z ?


Name the elements water is made of. What are the valencies of these elements ? Work out the chemical
formula for water.


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

An element A forms an oxide A2O5.

What will be the formula of chloride of A ?


Give the formula and valency of:

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Give the formula and valency of:
cupric  ………………… . 


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

Phosphoric acid


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

Glauber’s salt


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

Ethanol


Write the formula of the following compound:

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Write the formula of the following compound:

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Write the formula of the following compound:

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Write the formula of the following compound:

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Write the formula of the following compound:

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Write the formula of the following compound:

Copper [I] oxide


Write the formula of the following compound:

Copper [II] sulphide


Write the formula of the following compound:

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Write the formula of the following compound:

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Write the molecular formulae for the following compounds

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Play a game for writing formula.

Example 2: A low-cost model for writing formulae: Take empty blister packs of medicines. Cut them in groups according to the valency of the element, as shown in the figure. Now, you can make formulae by fixing one type of ion into other.

For example:

The formula for sodium sulphate:

2 sodium ions can be fixed on one sulphate ion.

Hence, the formula will be Na2SO4.

Do it yourself:

Now, write the formula of sodium phosphate.


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