Fill in the Blanks:

Fill in the blank.
The hydroxide which is soluble in excess of NaOH is _________ [Zn(OH)₂ / Fe(OH)₃ / Fe(OH)₂].

Fill in the Blanks

The hydroxide which is soluble in excess of NaOH is Zn(OH)₂.

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Action of Alkalis on Certain Metals

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Chapter 4: Analytical Chemistry - Exercises [Page 83]

Chapter 4 Analytical Chemistry
Exercises | Q 2. (b) | Page 83

Choose the most appropriate answer from the following list of oxides which fit the description.

[SO₂, SiO₂, Al₂O₃, MgO, CO, Na₂O]

A basic oxide.

Give a chemical test to distinguish between the given pair of chemicals:

Lead nitrate solution and zinc nitrate solution.

Name a metallic oxide soluble in excess of caustic soda solution.

Name two bases which are not alkalis but dissolves in strong alkalis.

Name: A weak alkali.

Fill in the blank.
The substance/s which react with hot conc. NaOH solution and undergoes a neutralization reaction ______ [Al₂O₃ / Al / Al(OH)₃]

Choose the correct answer from the options given below :
Metal + alkali → salt + _________

Choose the correct answer:
The metal oxide which can react with acid as well as alkali is:

Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.