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प्रश्न
Indicate whether the following statement is true or false:
Metals reflect light and are good conductors of electricity
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
Define: Molecule
Mention three gaseous elements and write their molecular formulae
Fill in the blank
A metal which is a poor conductor of electricity is _______.
Indicate whether the following statement is true or false:
Noble gases are high reactive
Complete the statement given below by filling in the blank with the correct word.
An element is a pure substance which cannot be broken down by physical or _________ methods.
Write the names of elements from the following symbol:
Pt
State four differences between – elements, compounds and mixtures with suitable examples.
Give an example for the elements derived from their Latin names.
Name the element which is used for making computer chips.
Name the constituents of water.
