Advertisements
Advertisements
Question
State whether the following reaction is oxidation or reduction.
\[\ce{Na->Na+}\]
Options
Oxidation
Reduction
Advertisements
Solution
\[\ce{Na->Na+}\] – Oxidation
APPEARS IN
RELATED QUESTIONS
How do the following help in bringing about a chemical change?
heat.
Fill in the blank:
The substances formed as a result of a chemical reaction are called _______
Complete the statement by filling the gaps using appropriate term from the terms given in the bracket.
(slow, coloured, arrow, fast, smell, milky, physical, product, chemical, reactant, covalent, ionic, octet, duplet, exchange, sharing, equality sign)
Rusting of iron is a ______ chemical change.
Give reason for the following:
Molybdenum is used in the manufacture of ammonia.
Name: Two carbonates do not produce carbon dioxide on heating.
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Zinc carbonate.
Explain the following statement: Digestion is a chemical change.
When an aqueous solution of potassium chloride is added to an aqueous solution of silver nitrate, a white precipitate is formed. Give the chemical equation of this reaction.
Classify the following as physical or chemical properties
Most metal oxides form alkalis on interacting with water.
Write a note on the catalyst.
