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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
उत्तर
True
APPEARS IN
संबंधित प्रश्न
Name the substance you will add to speed up sedimentation.
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The most abundant element in the earth’s crust is _______.
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A diatomic gaseous element is _______.
Indicate whether the following statement is true or false:
A compound is made up of just one kind of atom
Tick (√) the correct alternative from the choice given for the following statement.
The most abundant elements in the universe are
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name - a poisonous gas almost as heavy as air.
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- Give a reason for the above answer.
- State the purpose of the fractionating column in the apparatus.
Give a reason for the following statement :
The filter paper made into a cone & placed in a funnel for filtering out the solid particles in a solid-liquid mixture should be moistened before placing it.
State true of false. If false, give the correct statement.
Two different elements may have similar atoms.
