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प्रश्न
State one relevant observation for the following.
Lead nitrate solution is treated with sodium hydroxide solution drop wise till it is in excess.
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उत्तर
A chalky white precipitate is formed, which is soluble in excess of sodium hydroxide and forms a colourless solution.
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संबंधित प्रश्न
Name a weak alkali.
Name two colourless metal ions.
Name a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
Name: A metallic oxide soluble in excess of caustic soda solution.
Name: Two bases which are not alkalis but dissolve in strong alkalis.
Fill in the blank.
To distinguish soluble salts of zinc and lead ______ [NaOH / NH4OH]can be used.
Write the equation for the following reaction :
Zinc oxide is treated with sodium hydroxide solution.
Why the alkali is added drop by drop to the salt solution?
Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solution.
