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प्रश्न
Write the names of elements from the following symbol:
Br
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उत्तर
Br- Bromine
संबंधित प्रश्न
Name: the Hardest Naturally Occurring Substance
Give two examples of the following.
Non-metals which are lustrous
Give one use of the following substance:
Iron
Indicate whether the following statement is true or false:
Elements are made up of compounds
Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of
Complete the statement with the correct words.
__________ are chemicals formed on reaction of a base with an _____ giving salt and water.
Write the names of elements from the following symbol:
Pt
Explain the difference between Atoms and molecules.
State why brass is considered as a homogenous mixture while a mixture of iron & sulphur – heterogenous.
Give an account of elements known to us.
