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प्रश्न
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of ______.
विकल्प
HNO3 and NaOH
H2SO4 and KOH
CH3COOH and NaOH
HCl and NH4OH
उत्तर
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of HCl and NH4OH.
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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, a brown colored gas is evolved.
State whether the following statement is true or false:
Copper sulphate crystals are always wet due to the presence of water of crystallisation in them.
How is common salt obtained from sea-water?
Name three chemicals made from common salt (or sodium chloride).
Complete and balance the following chemical equations:
`NaCl + NH_3 + H_2O +CO_2`→
How many molecules of water of crystallisation (per formula unit) are present in:
copper sulphate crystals?
Identify the following substance:
Gas C has an offensive smell like rotten eggs.
Many salts absorb water from the atmosphere. This property is called:
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
Select the correct answer from A, B, C, D and E.
A compound which in the aqueous solution state, is neutral in nature.
