Name: a Metallic Oxide Soluble in Excess of Caustic Soda Solution.

Name: A metallic oxide soluble in excess of caustic soda solution.

One Word/Term Answer

Na₂O

shaalaa.com

Action of Alkalis on Certain Metals

Is there an error in this question or solution?

Chapter 4: Analytical Chemistry - Exercises [Page 83]

Chapter 4 Analytical Chemistry
Exercises | Q 3. (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.

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

[SO₂, SiO₂, Al₂O₃, MgO, CO, Na₂O]

An oxide which dissolves in water forming an acid

State one relevant observation for the following.

Lead nitrate solution is treated with sodium hydroxide solution drop wise till it is in excess.

Name a weak alkali.

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

Name a metallic hydroxide soluble in excess of NH₄OH.

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.

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

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