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प्रश्न
Define: Elements
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उत्तर
Element is a substance which cannot be broken further into simpler substances and has a definite set of properties. Elements are made up of only one kind of atoms.
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संबंधित प्रश्न
Name A substance used as an insulator.
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.
Sulphur and carbon are
Tick (√) the correct alternative from the choice given for the following statement.
Brass and bronze are
Complete the statement with the correct words.
_______ are chemicals which are hydroxide (or oxides) of ______ eg. sodium hydroxide.
Select the correct answer from the choice in the bracket.
The positively charged particle of an atom.
‘An atom is the basic unit of an element’. Draw a diagram of an atom – divisible as seen today.
Water contains _____ and _____ element.
Give two example of elements.
Give an example of each mixture having the following characteristics. Suggest a suitable method to separate the components of this mixture
Two or more coloured constituents are soluble in some solvent.
