Materials: Metals and Non-Metals
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What happens when (a) Dilute sulphuric acid is poured on a copper plate? (b) Iron nails ar...
By Rohit1998, 4 years ago
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(i) Gold → (a) Thermometers (ii) Iron → (b) Electric wire (iii) Aluminium → (c) Wrapping f...
By Rohit1998, 4 years ago
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115

Can you store the lemon pickle in an aluminium utensil? Explain.
By Rohit1998, 4 years ago
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211

Aluminium foils are used to wrap food items. (b) Immersion rods for heating liquids are ma...
By Rohit1998, 4 years ago
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122

Generally, non-metals react with acids. (b) Sodium is a very reactive metal.
By Rohit1998, 4 years ago
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285

(a) Phosphorus is a very ____ non-metal. (b) Metals are _____ conductors of heat and _____...
By Rohit1998, 4 years ago
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157

Which of the following statements is correct? (a) All metals are ductile. (b) All non-meta...
By Rohit1998, 4 years ago
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182

Which of the following can be beaten into thin sheets? (a) Zinc (b) Phosphorus (c) Sulphur...
By Rohit1998, 4 years ago
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