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8th CBSE
IMPORTANT
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In the reactivity series, the most reactive metal is placed at the bottom.

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Important Questions on Materials: Metals and Non-Metals

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8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q III
Magnesium reacts slowly with cold water.
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8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q IV
Which one of the following will break down into a powdery mass on tapping with hammer?
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8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q IV
Besides sodium, which of the following metals is stored in kerosene?
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8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q IV
Which of the following possess characters of both metals and non-metals.
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8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q IV
Boxes made from _____ will produce a ringing sound when struck by an object.
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8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q IV
Spot the metal that does not react with water or steam.
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8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q IV
Spot the hardest natural substance known.
EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 4 - Materials: Metals and Non-Metals>NUT Cracker>Q IV
Apart from fertilisers, phosphorous is also used in making: