Name: a Strong Alkali - Chemistry

Name: A strong alkali

एक शब्द/वाक्यांश उत्तर

NaOH

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Action of Alkalis on Certain Metals

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अध्याय 4: Analytical Chemistry - Exercise 1 [पृष्ठ ८५]

अध्याय 4 Analytical Chemistry
Exercise 1 | Q 11.3 | पृष्ठ ८५

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

[SO₂, SiO₂, Al₂O₃, MgO, CO, Na₂O]

An amphoteric oxide

Give a chemical test to distinguish between the given pairs 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.

What do you observe when freshly precipitated aluminium hydroxide reacts with caustic soda solution? Give balanced equation.

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 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 + _________

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 into a gas which burns with a pop sound when boiled with alkali solutions.