Classify the following into elements,compounds,and mixtures:
$(a)$ Sodium $(b)$ Soil $(c)$ Sugar solution $(d)$ Silver $(e)$ Calcium carbonate $(f)$ Tin
$(g)$ Silicon $(h)$ Coal $(i)$ Air $(j)$ Soap $(k)$ Methane $(l)$ Carbon dioxide $(m)$ Blood
$(a)$ Sodium $(b)$ Soil $(c)$ Sugar solution $(d)$ Silver $(e)$ Calcium carbonate $(f)$ Tin
$(g)$ Silicon $(h)$ Coal $(i)$ Air $(j)$ Soap $(k)$ Methane $(l)$ Carbon dioxide $(m)$ Blood
(N/A) Elements: These are pure substances consisting of only one type of atom. Examples: Sodium,silver,tin,and silicon.
Compounds: These are pure substances formed by the chemical combination of two or more elements in a fixed proportion. Examples: Calcium carbonate,methane,and carbon dioxide.
Mixtures: These are substances formed by the physical mixing of two or more components in any proportion. Examples: Soil,sugar solution,coal,air,soap,and blood.
Compounds: These are pure substances formed by the chemical combination of two or more elements in a fixed proportion. Examples: Calcium carbonate,methane,and carbon dioxide.
Mixtures: These are substances formed by the physical mixing of two or more components in any proportion. Examples: Soil,sugar solution,coal,air,soap,and blood.
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Medium
View SolutionClassify the following as chemical or physical changes:
$1$. Cutting of trees
$2$. Melting of butter in a pan
$3$. Rusting of almirah
$4$. Boiling of water to form steam
$5$. Passing of electric current through water and the water breaking down into hydrogen and oxygen gases
$6$. Dissolving common salt in water
$7$. Making a fruit salad with raw fruits
$8$. Burning of paper and wood
$1$. Cutting of trees
$2$. Melting of butter in a pan
$3$. Rusting of almirah
$4$. Boiling of water to form steam
$5$. Passing of electric current through water and the water breaking down into hydrogen and oxygen gases
$6$. Dissolving common salt in water
$7$. Making a fruit salad with raw fruits
$8$. Burning of paper and wood
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$(a)$ Soil
$(b)$ Sea water
$(c)$ Air
$(d)$ Coal
$(e)$ Soda water
$(a)$ Soil
$(b)$ Sea water
$(c)$ Air
$(d)$ Coal
$(e)$ Soda water
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View SolutionWhich separation techniques will you apply for the separation of the following?
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$(b)$ Tea leaves from tea.
$(c)$ Iron pins from sand.
$(d)$ Wheat grains from husk.
$(e)$ Fine mud particles suspended in water.
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$(b)$ Tea leaves from tea.
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$(a)$ Colloid
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$(a)$ Colloid
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