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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement
A gaseous non-metal.
विकल्प
Oxygen
Diamond
Zinc
Graphite
Gold
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उत्तर
Oxygen
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संबंधित प्रश्न
Fill in the blank
Use of a ................. to separate the components of a mixture of solids is based on the difference in the size of the components
Give two examples of the following.
Non-metals which are solids
Give one use of the following substance:
Brass
Indicate whether the following statement is true or false:
Metals can be polished.
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name - a poisonous gas almost as heavy as air.
Complete the statement given below by filling in the blank with the correct word.
Element ______ has the symbol derived from its Latin name ‘Argentum’
Write the names of elements from the following symbol:
Ir
‘An atom is the basic unit of an element’. Draw a diagram of an atom – divisible as seen today.
Differentiate between elements and compounds.
Matter is its simplest form is called ______.
