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प्रश्न
Write the names of elements from the following symbol:
Zn
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उत्तर
Zn- Zinc
संबंधित प्रश्न
Tick the most appropriate answer
Solutions are
- heterogeneous mixtures.
- compounds
- homogeneous mixtures.
- elements
Write true or false
All pure substances have characteristic melting and boiling points.
Name: Three different forms of carbon
Give one use of the following substance:
Coal
Tick (√) the correct alternative from the choice given for the following statement
A metal which is brittle
Tick (√) the correct alternative from the choice given for the following statement
The hardest naturally occurring substance
Write the names of elements from the following symbol:
Cu
Write the names of elements from the following symbol:
Pt
Define the terms elements, compounds & mixtures with a view to show their basic difference.
Name the element which is used in toothpaste to strengthen our teeth.
