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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ९

Differentiate hydrate and anhydrous salts with examples.

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प्रश्न

Differentiate hydrate and anhydrous salts with examples.

अंतर स्पष्ट करें
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उत्तर

Property Hydrate Salts Anhydrous Salt
Definition Salts that contain water molecules as part of their crystal structure. Salts that do not contain water molecules in their structure.
Water Content Contain a fixed number of water molecules (water of crystallization). Do not contain any water molecules.
Appearance Often appear colored and crystalline. Usually powdery and may appear white or dull.
Example Copper sulphate pentahydrate (\[\ce{CuSO4.5H2O}\]) Heating of Copper sulphate pentahydrate (\[\ce{CuSO4.5H2O}\]) produce anhydrous copper sulphate (\[\ce{CuSO4}\])
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अध्याय 14: Acids, Bases and Salts - Exercise [पृष्ठ १७१]

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सामाचीर कलवी Science [English] Class 9 TN Board
अध्याय 14 Acids, Bases and Salts
Exercise | Q III. 1. | पृष्ठ १७१

संबंधित प्रश्न

From the list of the following salts choose the salt that most appropriately fits the
description is given in the following:

[AgCl, MgCl2, NaHSO4, PbCO3, ZnCO3, KNO3, Ca(NO3)2]

On heating, this salt gives a yellow residue when hot and white when cold


Fill in the following blank:

Rock salt is mined just like ......................


The aqueous solution of one of the following salts will turn phenolphthalein indicator pink. This salt is:
(a) KCl
(b) K2SO4
(c) K2CO3
(d) KNO3


 P and Q are aqueous solutions of sodium chloride and sodium hydroxide, respectively. Which of these will turn:
(a) blue litmus red?


State one observation for each of the following  : 
Lead nitric is heated strongly in a test tube. 


Identify the following substance:

Gas C has an offensive smell like rotten eggs.


Many salts absorb water from the atmosphere. This property is called:


An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of ______.


You are provided with the list of chemicals mentioned below in the box:

Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron

Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:

Copper sulphate


You are provided with the list of chemicals mentioned below in the box:

Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron

Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:

Sodium zincate


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