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Write the Formula of the Following Compound: Zinc Hydroxide - Chemistry

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प्रश्न

Write the formula of the following compound:

Zinc hydroxide

एक पंक्ति में उत्तर

उत्तर

Zinc hydroxide - Zn[OH]2 - `"Zn"^(2+)["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 12.05

संबंधित प्रश्न

What is meant by the term chemical formula?


State the chemical symbols for the following elements :

Sodium, Potassium, Iron, Copper, Mercury, Silver.


What is meant by a chemical formula ? Write the formulae of one element and one compound.


What is the significance of the formula of a substance ?


An element X has a valency of 4 whereas  another element Y has a valency of 1. What will be the formula of the compound formed between X and Y ?


Correct the following statement:

A molecular formula represents an element.


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

Carbonic acid


Write the formula of the following compound: 
Potassium bisulphate

Write the formula of the following compound:

Potassium hydroxide


Write the formula of the following compound:

Potassium iodide


Write the formula of the following compound:

Sodium bisulphite


Write the formula of the following compound:

Magnesium chloride


Write the formula of the following compound:

Zinc carbonate


Write the formula of the following compound:

Copper [II] sulphide


Write the formula of the following compound:

Iron [II] sulphide


Write the formula of the following compound:

Lead [II] chloride


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

KNO3


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

There is ______ oxygen atom is water molecule.


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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