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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 spoiling of food is a chemical change which is recognized from the generation of certain ______ due to it.
उत्तर
The spoiling of food is a chemical change which is recognized from the generation of certain smell due to it.
संबंधित प्रश्न
FILL IN THE BLANK
Negatively charged ions are called ..........
A chemical equation is a statement that describes a chemical change in terms of
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)
A colourless solution of calcium hydroxide in a test tube turns ______ on blowing in it through a blow tube for some time.
Show with the help of diagram of electronic configuration how the following compound is formed from the constituent atoms.
Sodium chloride
What do you observe? When
Barium chloride is added to sodium sulphate solution
Give a chemical test to distinguish between the following gases.
H2 and CO2
Complete the table given below.
| Flame test for calcium chloride | Acid used for flame test |
State the following reaction represent oxidation or reduction.
\[\ce{H->H+}\]
______ is a chemical substance is used in whitewashing.
Define the following term:
Chemical change
