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प्रश्न
Write an answer to the following question in your own words.
Which elements (metals and non-metals), compounds and mixtures do we use in our day-to-day life?
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उत्तर
Examples of mixtures we use in our daily life are- lemon and water, sugar and milk, salt and water, cereal and milk, cement, air, etc.
Examples of compounds we use in our daily life are- salt \[\ce{(NaCl)}\], sugar \[\ce{(C12H22O11)}\], baking powder \[\ce{(NaHCO3)}\], vinegar \[\ce{(CH3COOH)}\], ethanol, etc.
Examples of elements we use in our daily life are- aluminum, copper, iron, silver, gold, etc.
संबंधित प्रश्न
Give two applications of chromatography.
State the number of atoms of H2SO4
Give one use of the following substance:
Brass
Give reason: Graphite is used to make a lead of the pencils.
Fill in the blank
The most abundant element in the earth’s crust is _______.
Give the name of the radical - CO3
Select the correct answer from the choice given below.
The negatively charged particles in an atom
State five different characteristics of compounds.
Elements are made up of______ kinds of atoms.
Classify the following as elements and compounds.
Water, Common salt, Sugar, Carbon dioxide, Iodine and Lithium
