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प्रश्न
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)
The white particles of baking soda disappear when put in lemon juice. This means that it is a ______ change.
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उत्तर
The white particles of baking soda disappear when put in lemon juice. This means that it is a chemical change.
संबंधित प्रश्न
How do the following help in bringing about a chemical change?
pressure.
How is a strong electrolyte different from a weak electrolyte?
Fill in the blank:
The substances which undergo chemical change are called _______
Copper carbonate when heated, it turns :
Name the type of chemical reaction shown by the following equation:
Fe + CuSO4 → FeSO4 + Cu
Name: Two nitrates that do not produce nitrogen dioxide on heating.
What do you observe when Cl2 is passed through potassium iodide (KI) solution.
Write your observation and a balanced equation in the case of the following substances being heated.
Ammonium chloride
State the following reaction represent oxidation or reduction.
\[\ce{Cl- ->Cl}\]
Vanaspati is obtained from vegetable oils by the addition of ______ to the oils.
